php程式設計 php程式實作取得excel文件內容的程式碼實例

1、readexcel.system.php

複製程式碼 程式碼如下:

/* vim: set Expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* 用於閱讀 Microsoft Excel 電子表格的課程。
*
* 最初由 Vadim Tkachenko 開發，名稱為 PHPExcelReader。
* (http://sourceforge.net/projects/phpexcelreader)
* 基於 Andy Khan 的 Java 版本 (http://www.3ppt.com)。現在
* 由 David Sanders 維護。只讀取 Biff 7 和 Biff 8 格式。
*
* PHP 版本4 與5
*
* 授權：此原始檔受PHP 授權
3.0 版本的約束，可透過萬維網取得下列URI：
* http://www.php.net/license/3_0.txt。如果您沒有收到
* PHP 許可證的副本，並且無法透過網路取得它，請
* 發送一條訊息至license@php.net，以便我們立即向您郵寄一份副本。
*
* @category Spreadsheet
* @package Spreadsheet_Excel_Reader
* @author Vadim Tkachenko
* @phplicense http://www.www. /3_0.txt PHP License 3.0
* @version CVS: $Id: reader.php 19 2007-03-13 12:42:41Z shangxiao $
* @link http://pear.php.net/ package/Spreadsheet_Excel_Reader
* @see OLE, Spreadsheet_Excel_Writer
*/
//require_once 'PEAR . php';
//require_once 'oleread.php';
//oleread.php的內容開始======================================= == === =============================================== ==== ==== ==============
define('NUM_BIG_BLOCK_DEPOT_BLOCKS_POS', 0x2c);
define('SMALL_BLOCK_DEPOT_BLOCK_POS', 0x3c);
定義('ROOT_START_BLOCK_POS', 0x30);
define('BIG_BLOCK_SIZE', 0x200);
define('SMALL_BLOCK_SIZE', 0x40);
define('EXTENSION_BLOCK_POS', 0x44);
define('NUM_EXTENSION_BLOCK_POS', 0x48);
定義('PROPERTY_STORAGE_BLOCK_SIZE', 0x80);
define('BIG_BLOCK_DEPOT_BLOCKS_POS', 0x4c);
define('SMALL_BLOCK_THRESHOLD', 0x1000);
// 屬性儲存偏移量
define('SIZE_OF_NAME_POS', 0x40);
定義('TYPE_POS', 0x42);
定義('START_BLOCK_POS', 0x74);
define('SIZE_POS', 0x78);
define('IDENTIFIER_OLE', pack("CCCCCCCC",0xd0,0xcf,0x11,0xe0,0xa1,0xb1,0x1a,0xe1));
//echo 'ROOT_START_BLOCK_POS = '.ROOT_START_BLOCK_POS."n";
//echo bin2hex($data[ROOT_START_BLOCK_POS])."n";
//回顯“a=”;
//echo $data[ROOT_START_BLOCK_POS];
//函數日誌
function GetInt4d($data, $pos)
{
$value = ord($data[$pos]) | (ord($data[$pos+1]) if ($value>=4294967294)
{
$value=-2;
}
回傳$值;
}
class OLERead {
var $data = '';
function OLERead(){
}
function read($sFileName){
//檢查檔案是否存在且必須 (Darko Miljanovic)
if(!is_read($sFileName)) {
$this->錯誤= 1;
回傳錯誤;
}
$this->data = @file_get_contents($sFileName);
if (!$this->data) {
$this->error = 1;
回傳錯誤;
}
//回顯IDENTIFIER_OLE;
//回顯'開始';
if (substr($this->data, 0, 8) != IDENTIFIER_OLE) {
$this->error = 1;
回傳錯誤；
}
$this->numBigBlockDepotBlocks = GetInt4d($this->data, NUM_BIG_BLOCK_DEPOT_BLOCKS_POS);
$this->sbdStartBlock = GetInt4d($this->data, SMALL_BLOCK_DEPOT_BLOCK_POS);
$this->rootStartBlock = GetInt4d($this->data, ROOT_START_BLOCK_POS);
$this->extensionBlock = GetInt4d($this->data, EXTENSION_BLOCK_POS);
$this->numExtensionBlocks = GetInt4d($this->data, NUM_EXTENSION_BLOCK_POS);
/*
echo $this->numBigBlockDepotBlocks." ";
echo $this->sbdStartBlock." ";
echo $this->rootStartBlock." ";
echo $this->extensionBlock." ";
echo $this->numExtensionBlocks." ";
*/
//echo "sbdStartBlock = $this->sbdStartBlockn";
$bigBlockDepotBlocks = array();
$pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
// echo "pos = $pos";
$bbdBlocks = $this->numBigBlockDepotBlocks;
if ($this->numExtensionBlocks != 0) {
$bbdBlocks = (BIG_BLOCK_SIZE - BIG_BLOCK_DEPOT_BLOCKS_POS)/4;
}
for ($i = 0; $i $bigBlockDepotBlocks[$i] = GetInt4d($this->data, $pos);
$pos += 4;
}
for ($j = 0; $j numExtensionBlocks; $j++) {
$pos = ($this->extensionBlock + 1) * BIG_BLOCK_SIZE;
$blocksToRead = min($this->numBigBlockDepotBlocks - $bbdBlocks, BIG_BLOCK_SIZE / 4 - 1);
for ($i = $bbdBlocks; $i $bigBlockDepotBlocks[$i] = GetInt4d($this->data, $pos);
$pos += 4;
}
$bbdBlocks += $blocksToRead;
if ($bbdBlocks numBigBlockDepotBlocks) {
$this->extensionBlock = GetInt4d($this->data, $pos);
}
}
// var_dump($bigBlockDepotBlocks);
//讀取BigBlockDepot
$pos = 0;
$ 索引 = 0;
$this->bigBlockChain = array();
for ($i = 0; $i numBigBlockDepotBlocks; $i++) {
$pos = ($bigBlockDepotBlocks[$i] + 1) * BIG_BLOCK_SIZE;
//echo "pos = $pos";
for ($j = 0 ; $j $this->bigBlockChain[$index] = GetInt4d($this->data, $pos);
$pos += 4 ;
$index++;
}
}
//var_dump($this->bigBlockChain);
//echo '====2';
// readSmallBlockDepot();
$pos = 0;
$ 索引 = 0;
$sbdBlock = $this->sbdStartBlock;
$this->smallBlockChain = array();
while ($sbdBlock != -2) {
$pos = ($sbdBlock + 1) * BIG_BLOCK_SIZE;
for ($j = 0; $j $this->smallBlockChain[$index] = GetInt4d($this->data, $pos);
$pos += 4;
$index++;
}
$sbdBlock = $this->bigBlockChain[$sbdBlock];
}
// readData(rootStartBlock)
$block = $this->rootStartBlock;
$pos = 0;
$this->entry = $this->__readData($block);
/*
while ($block != -2) {
$pos = ($block + 1) * BIG_BLOCK_SIZE;
$this->entry = $this->entry.substr($this->data, $pos, BIG_BLOCK_SIZE);
$block = $this->bigBlockChain[$block];
}
*/
//echo '==='.$this->entry."===";
$this->__readPropertySets();
}
函數 __readData($bl) {
$block = $bl;
$pos = 0;
$data = '';
while ($block != -2) {
$pos = ($block + 1) * BIG_BLOCK_SIZE;
$data = $data.substr($this->data, $pos, BIG_BLOCK_SIZE);
//echo "pos = $pos data=$datan";
$block = $this->bigBlockChain[$block];
}
回傳$資料；
}
函數 __readPropertySets(){
$offset = 0;
//var_dump($this->entry);
while ($offset entry)) {
$d = substr($this->entry, $offset, PROPERTY_STORAGE_BLOCK_SIZE);
$nameSize = ord($d[SIZE_OF_NAME_POS]) | (ord($d[SIZE_OF_NAME_POS+1]) $type = ord($d[TYPE_POS]);
//$maxBlock = strlen($d) / BIG_BLOCK_SIZE - 1;
$startBlock = GetInt4d($d, START_BLOCK_POS);
$size = GetInt4d($d, SIZE_POS);
$name = '';
for ($i = 0; $i $name .= $d[$i];
}
$name = str_replace("x00", "", $name);
$this->props[] = array (
'name' => $name,
'type' => $type,
'startBlock' => $startBlock,
'大小' => $大小);
if (($name == "Workbook") || ($name == "Book")) {
$this->wrkbook = count($this->props) - 1;
}
if ($name == "根境") {
$this->rootentry = count($this->props) - 1;
}
//echo "name ==$name=n";
$offset += PROPERTY_STORAGE_BLOCK_SIZE;
}
}
function getWorkBook(){
if ($this->props[$this->wrkbook]['size'] // getSmallBlockStream(PropertyStorage ps)
$rootdata = $this->__readData($this->props[$this->rootentry]['startBlock']);
$streamData = '';
$block = $this->props[$this->wrkbook]['startBlock'];
//$count = 0;
$pos = 0;
while ($block != -2) {
$pos = $block * SMALL_BLOCK_SIZE;
$streamData .= substr($rootdata, $pos, SMALL_BLOCK_SIZE);
$block = $this->smallBlockChain[$block];
}
回傳 $streamData;
}else{
$numBlocks = $this->props[$this->wrkbook]['size'] / BIG_BLOCK_SIZE;
if ($this->props[$this->wrkbook]['size'] % BIG_BLOCK_SIZE != 0) {
$numBlocks++;
}
if ($numBlocks == 0) return '';
//echo "numBlocks = $numBlocksn";
//byte[] streamData = new byte[numBlocks * BIG_BLOCK_SIZE];
//print_r($this->wrkbook);
$streamData = '';
$block = $this->props[$this->wrkbook]['startBlock'];
//$count = 0;
$pos = 0;
//echo "block = $block";
while ($block != -2) {
$pos = ($block + 1) * BIG_BLOCK_SIZE;
$streamData .= substr($this->data, $pos, BIG_BLOCK_SIZE);
$block = $this->bigBlockChain[$block];
}
//echo 'stream'.$streamData;
回傳$streamData;
}
}
}
//oleread.php的内容end=======================================================================================================
//require_once 'OLE.php';
define('SPREADSHEET_EXCEL_READER_BIFF8', 0x600);
define('SPREADSHEET_EXCEL_READER_BIFF7', 0x500);
define('SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS', 0x5);
define('SPREADSHEET_EXCEL_READER_WORKSHEET', 0x10);
define('SPREADSHEET_EXCEL_READER_TYPE_BOF', 0x809);
define('SPREADSHEET_EXCEL_READER_TYPE_EOF', 0x0a);
define('SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET', 0x85);
define('SPREADSHEET_EXCEL_READER_TYPE_DIMENSION', 0x200);
define('SPREADSHEET_EXCEL_READER_TYPE_ROW', 0x208);
define('SPREADSHEET_EXCEL_READER_TYPE_DBCELL', 0xd7);
define('SPREADSHEET_EXCEL_READER_TYPE_FILEPASS', 0x2f);
define('SPREADSHEET_EXCEL_READER_TYPE_NOTE', 0x1c);
define('SPREADSHEET_EXCEL_READER_TYPE_TXO', 0x1b6);
define('SPREADSHEET_EXCEL_READER_TYPE_RK', 0x7e);
define('SPREADSHEET_EXCEL_READER_TYPE_RK2', 0x27e);
define('SPREADSHEET_EXCEL_READER_TYPE_MULRK', 0xbd);
define('SPREADSHEET_EXCEL_READER_TYPE_MULBLANK', 0xbe);
define('SPREADSHEET_EXCEL_READER_TYPE_INDEX', 0x20b);
define('SPREADSHEET_EXCEL_READER_TYPE_SST', 0xfc);
define('SPREADSHEET_EXCEL_READER_TYPE_EXTSST', 0xff);
define('SPREADSHEET_EXCEL_READER_TYPE_CONTINUE', 0x3c);
define('SPREADSHEET_EXCEL_READER_TYPE_LABEL', 0x204);
define('SPREADSHEET_EXCEL_READER_TYPE_LABELSST', 0xfd);
define('SPREADSHEET_EXCEL_READER_TYPE_NUMBER', 0x203);
define('SPREADSHEET_EXCEL_READER_TYPE_NAME', 0x18);
define('SPREADSHEET_EXCEL_READER_TYPE_ARRAY', 0x221);
define('SPREADSHEET_EXCEL_READER_TYPE_STRING', 0x207);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMULA', 0x406);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMULA2', 0x6);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMAT', 0x41e);
define('SPREADSHEET_EXCEL_READER_TYPE_XF', 0xe0);
define('SPREADSHEET_EXCEL_READER_TYPE_BOOLERR', 0x205);
define('SPREADSHEET_EXCEL_READER_TYPE_UNKNOWN', 0xffff);
define('SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR', 0x22);
define('SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS', 0xE5);
define('SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS' , 25569);
define('SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904', 24107);
define('SPREADSHEET_EXCEL_READER_MSINADAY', 86400);
//define('SPREADSHEET_EXCEL_READER_MSINADAY', 24 * 60 * 60);
//define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', "%.2f");
define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', "%s");
/*
* Place includes, constant defines and $_GLOBAL settings here.
* Make sure they have appropriate docblocks to avoid phpDocumentor
* construing they are documented by the page-level docblock.
*/
/**
* A class for reading Microsoft Excel Spreadsheets.
*
* Originally developed by Vadim Tkachenko under the name PHPExcelReader.
* (http://sourceforge.net/projects/phpexcelreader)
* Based on the Java version by Andy Khan (http://www.3ppt.com). Now
* maintained by David Sanders. Reads only Biff 7 and Biff 8 formats.
*
* @category Spreadsheet
* @package Spreadsheet_Excel_Reader
* @author Vadim Tkachenko
* @copyright 2010-2011 The PHP Group
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version Release: @package_version@
* @link http://pear.php.net/package/PackageName
* @see OLE, Spreadsheet_Excel_Writer
*/
class ReadexcelSystem{
/**
* Array of worksheets found
*
* @var array
* @access public
*/
var $boundsheets = array();
/**
* Array of format records found
*
* @var array
* @access public
*/
var $formatRecords = array();
/**
* todo
*
* @var array
* @access public
*/
var $sst = array();
/**
* Array of worksheets
*
* The data is stored in 'cells' and the meta-data is stored in an array
* called 'cellsInfo'
*
* Example:
*
* $sheets --> 'cells' --> row --> column --> Interpreted value
* --> 'cellsInfo' --> row --> column --> 'type' - Can be 'date', 'number', or 'unknown'
* --> 'raw' - The raw data that Excel stores for that data cell
*
* @var array
* @access public
*/
var $sheets = array();
/**
* The data returned by OLE
*
* @var string
* @access public
*/
var $data;
/**
* OLE object for reading the file
*
* @var OLE object
* @access private
*/
var $_ole;
/**
* Default encoding
*
* @var string
* @access private
*/
var $_defaultEncoding;
/**
* Default number format
*
* @var integer
* @access private
*/
var $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
/**
* todo
* List of formats to use for each column
*
* @var array
* @access private
*/
var $_columnsFormat = array();
/**
* 待辦事項
*
* @var 整數
* @access 私人
*/
var $_rowoffset = 1;
/**
* 待辦事項
*
* @var 整數
* @access 私人
*/
var $_coloffset = 1;
/**
* Excel 使用的預設日期格式清單
*
* @var array
* @access public
*/
var $dateFormats = array (
0xe => "d/m/Y",
0xf => "d-M-Y",
0x10 => “d-M”，
0x11 =>“M-Y”，
0x12 =>“h：i a”，
0x13 =>“h：i：s a”，
0x14 => “H:i ",
0x15 => "H:i:s",
0x16 => "d/m/Y H:i",
0x2d => " :s",
0x2e => " H:i:s",
0x2f => "i:s.S");
/**
* Excel 使用的預設數字格式
*
* @var array
* @access public
*/
var $numberFormats = array(
0x1 => "%1.0f", // "0"
0x2 => "%1.2f" ,/ / "0.00",
0x3 => "%1.0f", //"#,##0",
0x4 => "%1.2f", //"#,## 0.00",
0x5 => "%1.0f", /*"$#,##0;($#,##0)",*/
0x6 => '$%1.0f ', /*"$ #,##0;($#,##0)",*/
0x7 => '$%1.2f', //"$#,##0.00;($ #,##0.00)" ,
0x8 => '$%1.2f', //"$#,##0.00;($#,##0.00)",
0x9 => '%1.0f%%', // "0%"
0xa => '%1.2f%%', // "0.00%"
0xb => '%1.2f', // 0.00 E00",
0x25 => '% 1.0f', // "#,##0;(#,##0)",
0x26 => '%1.0f', //" #,##0;(#,##0) ",
0x27 => '%1.2f', //"#,##0.00;(#,##0.00)",
0x28 => '%1.2f', //"#,# #0.00;(#,##0.00)",
0x29 => '%1.0f', //"#,##0;(#,##0)",
0x2a => '$ %1.0f', //"$#,##0;($#,##0)",
0x2b => ' %1.2f', //"#,##0.00;(#,# #0.00)",
0x2c => '$%1.2f', //"$#,##0.00;($# ,##0.00)",
0x30 => '%1.0f') ; //"##0.0E0";
// }}}
// {{{ Spreadsheet_Excel_Reader()
/**
* 建構子
*
* 一些基本的初始化
*/
函數__construct()
{
$this->_ole =& new OLERead()
$this->setUTFEncoder('iconv') );
}
// }}}
// {{ { setOutputEncoding()
/**
* 設定編碼方式
*
* @param string 使用的編碼
* @access public
*/
函數 setOutputEncoding($encoding)
{
$this->_defaultEncoding = $encoding;
}
// }}}
// {{{ setUTFEncoder()
/**
* $encoder = 'iconv' 或'mb'
* 如果您想使用'iconv' 將UTF-16LE 編碼為您的編碼，請設定iconv
* 如果您想使用'mb_convert_encoding'，請設定mb用於將UTF-16LE 編碼為您的編碼
*
* @access public
* @param string 要使用的編碼類型。 “iconv”或“mb”
*/
function setUTFEncoder($encoder = 'iconv')
function setUTFEncoder($encoder = 'iconv')
{
$this->_encoderFunction = '';
if ($encoder == 'iconv') {
$this->_encoderFunction = function_exists('iconv') ? '圖示'：''；
} elseif ($encoder == 'mb') {
$this->_encoderFunction = function_exists('mb_convert_encoding') ?
'mb_convert_encoding' :
'';
}
}
// }}}
// {{{ setRowColOffset()
/**
* 待辦事項
*
* @access public
* @param offset
*/
函數 setRowColOffset($iOffffset)
{
$this->_rowoffset = $iOffset;
$this->_coloffset = $iOffset;
}
// }}}
// {{{ setDefaultFormat()
/**
* 設定預設數字格式
*
* @access public
* @param 預設格式
*/
函數 setDefaultFormat($sFormat)
{
函數 setDefaultFormat($sFormat)
{
$this->_defaultFormat = $sFormat;
}
// }}}
// {{{ setColumnFormat()
/**
* 強制列使用某種格式
*
* @access public
* @param 整數列號
* @param string 格式
*/
function setColumnFormat($column, $sFormat)
function setColumnFormat($column, $sFormat)
{
$this->_columnsFormat[$column] = $sFormat;
}
// }}}
// {{{ read()
/**
* 使用 OLE 讀取電子表格文件，然後解析
*
* @access public
* @param filename
* @todo 傳回有效值
*/
函數 read($sFileName)
{
/*
require_once 'OLE.php';
$ole = new OLE();
$ole->read($sFileName);
foreach ($ole->_list as $i => $pps) {
if (($pps->姓名 == '工作簿' || $pps->姓名 == '書籍') &&
$pps->大小>= SMALL_BLOCK_THRESHOLD) {
$this->data = $ole->getData($i, 0, $ole->getDataLength($i) );
} elseif ( $pps->Name == '根邊境') { $this->data = $ole->getData($i, 0, $ole->getDataLength($我）); } //var_dump(strlen($ole->getData($i, 0, $ole->getDataLength($i))), $pps->姓名, md5($this->data), $ole->getDataLength ($i)); }
//退出；
$this->_parse();
返回sizeof($this->sheets) > 0;
*/
$res = $this->_ole- >read($sFileName);
// 哎呀，出問題了(Darko Miljanovic)
if($res === false) {
// 檢查錯誤碼
if($this- >_ole->error == 1) {
// 錯誤檔案
die('檔案名稱' . $sFileName . ' 不可讀');
}
//在這裡檢查其他錯誤程式碼（例如錯誤的檔案格式等...）
}
$this->data = $this->_ole->getWorkBook() ;
/*
$res = $this- >_ole->read($sFileName);
if ($this->isError($res)) {
// var_dump($res);
回傳$this->raiseError($res) ;
}
$total = $this->_ole->ppsTotal();
for ($i = 0; $i if ($this- >_ole->isFile($i)) {
$type = unpack( "v", $this->_ole->getData($i, 0, 2));
if ($type[' '] == 0x0809) { // 檢查是否為BIFF 流
$this->_index = $i;
$this->data = $this->_ole->getData($i, 0, $ this->_ole->getDataLength($i));
休息;
}
}
}
if ($this->_index === null) {
return $this->raiseError("$file 似乎不是一個Excel 檔案」);
}
*/
//echo "data =".$this->data;
//$this ->readRecords();
$this->_parse();
}
// }}}
// {{{ _parse()
/**
* 解析工作簿
*
* @access private
* @return bool
* /
function _parse()
{
$pos = 0;
$code = ord($this->data[$pos]) | ord($this->data[$pos+ 1])$length = ord($this->data[$pos+2]) | ord($this->data[$pos+3])$ version = ord($this->data[$pos + 4]) | ord($this->data[$pos + 5])$substreamType = ord($this->data[$ pos + 6]) | ord($this->data[$pos + 7])//echo "開始解析code=".base_convert($code,10,16)." version= ".base_convert($version,10,16)." substreamType=".base_convert($substreamType,10, 16).""."n";
if (($version != SPREADSHEET_EXCEL_READER_BIFF8) &&
($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
返回false;
}
if ($substreamType != SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS){ $pos += $length + 4;
$code = ord($this->data[$pos]) | ord($this->data[$pos+1])$length = ord($this->data[$pos+2]) | ord($this->data[$pos+3])while ($code != SPREADSHEET_EXCEL_READER_TYPE_EOF ) {
switch ($code) {
case SPREADSHEET_EXCEL_READER_TYPE_SST:
//echo "Type_SSTn";
$spos = $pos + 4;
$limitpos = $spos +$le
$uniqueStrings = $this->_GetInt4d($this->data, $spos+4);
$spos += 8;
for ($i = 0; $i //讀入字元數
if ($spos == $limitpos) {
$opcode = ord($this->data[$spos]) | ord($this-> data[$spos+1])$conlength = ord($this->data[$spos+2]) | ord($this->data[$spos+3])if ($opcode != 0x3c) {
回傳-1;
}
$spos += 4;
$limitpos = $spos + $conlength;
}
$numChars = ord($this->data[$spos]) | (ord($this->data[$spos+1]) //echo "i = $i pos = $pos numChars = $numChars ";
$spos += 2;
$optionFlags = ord($this->data[$spos]);
$spos++;
$asciiEncoding = ( ($optionFlags & 0x01) == 0) ;
$extendedString = (($optionFlags & 0x04) != 0);
// 查看字串是否包含格式資訊
$richString = ( ($ optionFlags & 0x08) != 0);
if ($richString) {
// 讀入crun
$formattingRuns = ord($this->data[$spos]) | (ord($this ->data[$spos+1]) $spos += 2;
}
if ($extendedString) {
// 讀入cchExtRst
$extendedRunLengength = $this->_GetInt4d($this->data, $spos);
$spos += 4;
}
$len = ($asciiEncoding)? $numChars : $numChars*2;
if ($spos + $len $retstr = substr($this->data, $spos, $len);
$spos += $len;
}else {
// 找到計數
$retstr = substr($this->data, $spos, $limitpos - $spos);
$bytesRead = $limitpos - $spos;
$charsLeft = $numChars - (($asciiEncoding) ? $bytesRead : ($bytesRead / 2));
$spos = $limitpos;
while ($charsLeft > 0){
$opcode = ord($thiscode = ord($thiscode = ord($thiscode = ord($thiscode = ord($thiscode = ord($this ->data[$spos]) | ord($this->data[$spos+1])$conlength = ord($this->data[$spos+2]) | ord( $this->data[$spos+3])if ($opcode != 0x3c) {
回傳-1;
}
$spos += 4;
$limitpos = $spos + $conlength;
$option = ord($this->data[$spos]);
$spos += 1;
if ($asciiEncoding && ($option == 0)) {
$len = min($charsLeft, $limitpos - $spos); // min($charsLeft, $conlength);
$retstrstrstrstrstr .= substr($this->data, $spos, $len);
$charsLeft -= $len;
$asciiEncoding = true;
}elseif (!$asciiEncoding && ($option != 0)){
$len = min($charsLeft * 2, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len/2;
$asciiEncoding = false;
}elseif (!$asciiEncoding && ($option == 0)) {
/ / 糟糕- 字串以Unicode 開頭，但在
// 延續之後，它採用簡單的ASCII 編碼
$len = min($charsLeft, $limitpos - $spos); // min($charsLeft, $conlength);
for ($j = 0; $j $retstr .= $this->data[$spos + $j].chr(0);
}
$charsLeft -= $len;
$asciiEncoding = false;
}其他{
$newstr = '';
for ($j = 0; $j $newstr = $retstr[$j].chr(0);
}
$retstr = $newstr;
$len = min($charsLeft * 2, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len/2;
$asciiEncoding = false;
//回顯「Izavratn」;
}
$spos += $len;
}
}
$ retstr = ($asciiEncoding) ? $retstr : $this->_encodeUTF16($retstr);
// echo "Str $i = $retstrn";
if ($richString){
$spos + = 4 * $formattingRuns;
}
// 對於擴充字串，跳過擴充字串資料
if ($extendedString) {
$spos += $extendedRunLength;
}
//if ($retstr == '德比'){
// echo "bbn";
//}
$this->sst[]=$retstr;
}
/*$continueRecords = array();
while ($this->getNextCode() == Type_CONTINUE) {
$continueRecords[] = &$this->nextRecord();
}
//echo " 1 Type_SSTn";
$this->shareStrings = new SSTRecord($r, $continueRecords);
//print_r($this->shareStrings->strings);
* /
// echo 'SST read: '.($time_end-$time_start)."n";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
返回false>； case SPREADSHEET_EXCEL_READER_TYPE_NAME:
//echo "Type_NAMEs";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_FORMAT: $ >data[$pos+5]) if ($version == SPREADSHEET_EXCEL_READER_BIFF8) {
$numchars = ord($this->data[$pos+6]) | ord($this ->data[$pos+7]) if (ord($this->data[$pos+8]) == 0){
$formatString = substr($this-> data, $pos+9, $numchars);
} else {
$formatString = substr($this->data, $pos+9, $numchars*2);
}
} else {
$numchars = ord($this->data[$pos+6]);
$formatString = substr($this->data, $pos+7, $numchars*2);
}
$this->formatRecords[$indexCode] = $formatString;
// echo "Type.FORMATn";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_XFs
case SPREADSHEET_EXCEL_READER_TYPE_XFXFed:Fpate,Fed:0,0,4,5,4): $indexCode = ord($this->data[$pos+6]) | ord($this->data[$pos+7]) //echo "nType .XF ".count($this->formatRecords['xfrecords'])." $indexCode ";
if (array_key_exists($indexCode, $this->dateFormats)) {
//echo "isdate " .$dateFormats[$indexCode];
$this->formatRecords['xfrecords'][] = array(
'type' => 'date',
'format' => $this-> dateFormats[$indexCode ]
）;
}elseif (array_key_exists($indexCode, $this->numberFormats)) {
//echo "isnumber".$this->numberFormats[$indexCode]; 🎜>$this->formatRecords['xfrecords'][] = array(
'type' => 'number',
'format' => $this->numberFormats[$indexCode ]
） ;
}其他{
$isdate = FALSE;
if ($indexCode > 0){
if (isset($this->formatRecords[$indexCode]))
$formatstr = $this->formatRecords[$indexCode];
//回顯'.other.';
//echo "ndate-time=$formatstr=n";
if ($formatstr)
if (preg_match("/[^hmsday/-:s]/i", $formatstr) == 0) { // 找出日期和時間格式
$isdate =真的;
$formatstr = str_replace ('mm', 'i', $formatstr);
$formatstr = str_replace('h', 'H', $formatstr);
//echo "ndate-time $formatstr n";
}
}
if ($isdate){
$this->formatRecords['xfrecords'][] = array(
'type' => 'date',
'format ' => $formatstr,
);
}else{
$this->formatRecords['xfrecords'][] = array(
'type' => '其他',
'format' => '',
'code' => $indexCode
);
}
}
//回顯「n」；
休息；
case SPREADSHEET_EXCEL_READER_TYPE_NINETEEFOUR:
//echo "Type.NINETEENFOURn";
$this->nineteenFour = (ord($this->data[$pos+4]) == 1);
休息；
case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
//echo "Type.BOUNDSHEETn";
$rec_offset = $this->_GetInt4d($this->data, $pos+4);
$rec_typeFlag = ord($this->data[$pos+8]);
$rec_visibilityFlag = ord($this->data[$pos+9]);
$rec_length = ord($this->data[$pos+10]);
if ($version == SPREADSHEET_EXCEL_READER_BIFF8){
$chartype = ord($this->data[$pos+11]);
if ($chartype == 0){
$rec_name = substr($this->data, $pos+12, $rec_length);
} else {
$rec_name = $this->_encodeUTF16(substr($this->data, $pos+12, $rec_length*2));
}
}elseif ($version == SPREADSHEET_EXCEL_READER_BIFF7){
$rec_name = substr($this->data, $pos+11, $rec_length);
}
$this->boundsheets[] = array('name'=>$rec_name,
'offset'=>$rec_offset);
休息；
}
//echo "Code = ".base_convert($r['code'],10,16)."n";
$pos += $length + 4;
$code = ord($this->data[$pos]) | ord($this->data[$pos+1])$length = ord($this->data[$pos+2]) | ord($this->data[$pos+3])//$r = &$this->nextRecord();
//echo "1 Code = ".base_convert($r['code'],10,16)."n";
}
foreach ($this->boundsheets as $key=>$val){
$this->sn = $key;
$this->_parsesheet($val['offset']);
}
回傳 true;
}
/**
* 解析工作表
*
* @access private
* @param todo
* @todo 修正回傳代碼
*/
function _parsesheet($spos)
{
$cont = true;
// 讀取 BOF
$code = ord($this->data[$spos]) | ord($this->data[$spos+1])$length = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$version = ord($this->data[$spos + 4]) | ord($this->data[$spos + 5])$substreamType = ord($this->data[$spos + 6]) | ord($this->data[$spos + 7])if (($version != SPREADSHEET_EXCEL_READER_BIFF8) && ($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
return -1;
}
if ($substreamType != SPREADSHEET_EXCEL_READER_WORKSHEET){
return -2;
}
//echo "開始解析 code=".base_convert($code,10,16)." version=".base_convert($version,10,16)." substreamType=".base_convert($子流類型,10,16).""."n";
$spos += $length + 4;
//var_dump($this->formatRecords);
//echo "code $code $length";
while($cont) {
//echo "mem= ".memory_get_usage()."n";
// $r = &$this->file->nextRecord();
$lowcode = ord($this->data[$spos]);
if ($lowcode == SPREADSHEET_EXCEL_READER_TYPE_EOF) 中斷；
$code = $lowcode | ord($this->data[$spos+1])$length = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$spos += 4;
$this->sheets[$this->sn]['maxrow'] = $this->_rowoffset - 1;
$this->sheets[$this->sn]['maxcol'] = $this->_coloffset - 1;
//echo "Code=".base_convert($code,10,16)." $coden";
unset($this->rectype);
$this->乘數 = 1; // 需要使用 %
switch ($code) {
case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
//echo 'Type_DIMENSION ';
if (!isset($this->numRows)) {
if (($length == 10) || ($version == SPREADSHEET_EXCEL_READER_BIFF7)){
$this->sheets[ $this ->sn]['numRows'] = ord($this->data[$spos+2]) | $this->sn]['numRows'] = ord($this->data[$spos+2]) | $this->sn]['numRows'] = ord($this->data[$spos+ 2]) | ord($this->data[$spos+3]) $this->sheets[$this->sn]['numCols'] = ord($this->data[$spos+ 6 ])| ord($this->data[$spos+7]) } else {
$this->sheets[$this->sn]['numRows'] = ord($this- >數據[$spos+4]) | ord($this->data[$spos+5]) $this->sheets[$this->sn]['numCols'] = ord($this->data[$spos+ 10 ]）| ord($this->data[$spos+11]) }
}
//echo 'numRows'.$this->numRows.' '.$this->numCols."n";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
$cellRanges = ord($this->data[$spos]) | ord($this->data[$spos+1])for ($i = 0; $i $fr = ord($this->data[$spos + 8*$i + 2]) | ord($this->data[$spos + 8*$i + 3])$lr = ord($this->data[$spos + 8*$i + 4]) | ord($this->data[$spos + 8*$i + 5])$fc = ord($this->data[$spos + 8*$i + 6]) | ord($this->data[$spos + 8*$i + 7])$lc = ord($this->data[$spos + 8*$i + 8]) | ord($this->data[$spos + 8*$i + 9])//$this->sheets[$this->sn]['mergedCells'][] = array($fr + 1, $fc + 1, $lr + 1, $lc + 1);
if ($lr - $fr > 0) {
$this->sheets[$this->sn]['cellsInfo'][$fr+1][$fc+1][ 'rowspan' ] = $lr - $fr + 1;
}
if ($lc - $fc > 0) {
$this->sheets[$this->sn]['cellsInfo'][$fr+1][$fc +1] ['colspan'] = $lc - $fc + 1;
}
}
//echo "合併儲存格 $cellRanges $lr $fr $lc $fcn";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_RK:
case SPREADSHEET_EXCEL_READER_TYPE_RK2:
//echo 'SPREADSHEET_EXCEL_REPE_TYPE_RK";
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$rknum = $this->_GetInt4d($this->data, $spos + 6);
$numValue = $this->_GetIEEE754($rknum);
//echo $numValue." ";
if ($this->isDate($spos)) {
list($string, $raw) = $this->createDate($numValue);
}其他{
$raw = $numValue;
if (isset($this->_columnsFormat[$column + 1])){
$this->curformat = $this->_columnsFormat[$column + 1];
}
$string = sprintf($this->curformat, $numValue * $this->multiplier);
//$this->addcell(RKRecord($r));
}
$this->addcell($row, $column, $string, $raw);
//echo "Type_RK $row $column $string $raw {$this->curformat}n";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$xfindex = ord($this->data[$spos+4]) | ord($this->data[$spos+5])$index = $this->_GetInt4d($this->data, $spos + 6);
//var_dump($this->sst);
$this->addcell($row, $column, $this->sst[$index]);
//echo "LabelSST $row $column $stringn";
休息；
case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])$colFirst = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$colLast = ord($this->data[$spos + $length - 2]) | ord($this->data[$spos + $length - 1])$columns = $colLast - $colFirst + 1;
$tmppos = $spos+4;
for ($i = 0; $i $numValue = $this->_GetIEEE754($this->_GetInt4d($this->data, $tmppos) + 2) ）；
if ($this->isDate($tmppos-4)) {
list($string, $raw) = $this->createDate($numValue);
}其他{
$raw = $numValue;
if (isset($this->_columnsFormat[$colFirst + $i + 1])){
$this->curformat = $this->_columnsFormat[$colFirst + $i + 1] ;
}
$string = sprintf($this->curformat, $numValue * $this->multiplier);
}
//$rec['rknumbers'][$i]['xfindex'] = ord($rec['data'][$pos]) | ord($rec['data'][$pos+1]) $tmppos += 6;
$this->addcell($row, $colFirst + $i, $string, $raw);
//echo "MULRK $row ".($colFirst + $i)." $stringn";
}
//MulRKRecord($r);
//從多筆記錄中取得單一儲存格記錄
//$num = ;
休息；
案例 SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$tmp = unpack("ddou​​ble", substr($this->data, $spos + 6, 8)); // 它依賴機器
if ($this->isDate($spos)) {
list($string, $raw) = $this->createDate($tmp['double']) ;
// $this->addcell(DateRecord($r, 1));
}else{
//$raw = $tmp[''];
if (isset($this->_columnsFormat[$column + 1])){
$this->curformat = $this->_columnsFormat[$column + 1];
}
$raw = $this->createNumber($spos);
$string = sprintf($this->curformat, $raw * $this->multiplier);
// $this->addcell(NumberRecord($r));
}
$this->addcell($row, $column, $string, $raw);
//echo "數字$行$列$stringn";
休息；
案例SPREADSHEET_EXCEL_READER_TYPE_FORMULA：
案例SPREADSHEET_EXCEL_READER_TYPE_FORMULA2：
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])$column = ord( $this->data[$spos+2]) | ord($this->data[$spos+3])if ((ord($this->data[$spos+6] )==0) && (ord($this->data[$spos+12])==255) && (ord( $this->data[$spos+13])==255)) {
//字串公式。結果遵循STRING 記錄
//echo "FORMULA $row $column Formula with a string
n";
} elseif ((ord($this->data[$spos+6])==1 ) && (ord($this->data[$spos+12])==255) && (ord ($this->data[$spos+13])==255)) {
//布林公式。結果為+2；0=假,1=真
} elseif ((ord($this->data[$spos+6])==2) && (ord($this->data[$spos+ 12]) ==255) && (ord($this->data[$spos+13])==255)) {
//錯誤公式。錯誤碼為+2;
} elseif ((ord($this->data[$spos+6])==3) && (ord($this->data[$spos+12])==255 ) && (ord ($this->data[$spos+13])==255)) {
//公式結果為空字串。
} else {
// 結果是一個數字，所以前14 個位元組就像_NUMBER 記錄
$tmp = unpack("ddou​​ble", substr($this->data, $spos + 6, 8)); // 它依賴機器
if ($this->isDate($spos)) {
list($string, $raw) = $this->createDate($ tmp['double']) ;
// $this->addcell(DateRecord($r, 1));
}else{
//$raw = $tmp[''];
if (isset($this->_columnsFormat[$column + 1])){
$this->curformat = $this->_columnsFormat[$column + 1];
}
$raw = $this->createNumber($spos);
$string = sprintf($this->curformat, $raw * $this->multiplier);
// $this->addcell(NumberRecord($r ));
}
$this->addcell($row, $column, $string, $raw);
//echo "數字$行$列$stringn";
}
休息；
case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$string = ord($this->data[ $spos+6]);
$this->addcell($row, $column, $string);
//echo 'Type_BOOLERR '."n";
休息；
案例SPREADSHEET_EXCEL_READER_TY ：
案例SPREADSHEET_EXCEL_READER_TYPE_DBCELL：
案例SPREADSHEET_EXCEL_READER_TYPE_MULBLANK：
中斷；
案例SPREADSHEET_EXCEL_REA4>(FEL_RE3($L)($L); this->data [$spos+1])$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])$this->addcell($row, $column, substr($this->data, $spos + 8, ord($this->data[$spos + 6]) | ord($this ->data [$spos + 7])// $this->addcell(LabelRecord($r));
休息；
案例SPREADSHEET_EXCEL_READER_TYPE_EOF:
$conADSHEET_EXCEL_READER_TYPE_EOF:
$cont = false;
休息；
default:
//echo 'unknown :'.base_convert($r['code'],10,16)."n";
休息；
}
$spos += $length;
}
if (!isset($this->sheets[$this->sn]['numRows']))
$this->sheets[$ this->sn] ['numRows'] = $this->sheets[$this->sn]['maxrow'];
if (!isset($this->sheets[$this->sn][ 'numCols']))
$this->sheets[$this->sn]['numCols' ] = $this->sheets[$this->sn]['maxcol'];
}
/**
* 檢查目前讀取的記錄是否為日期
*
* @param todo
* @return boolean 如果是日期則為 True，否則為 false
*/
function isDate($spos)
{
//$xfindex = GetInt2d(, 4);
$xfindex = ord($this->data [$spos+4]) | ord($this->data[$spos+5]) //echo '檢查是日期'.$xfindex.' '.$this->formatRecords[ 'xfrecords'][$xfindex]['type']."n";
//var_dump($this->formatRecords['xfrecords'][$xfindex]);
if ($this-> formatRecords['xfrecords'][$xfindex]['type'] == 'date') {
$this->curformat = $this->formatRecords[' xfrecords'][$xfindex]['格式'] ;
$this->rectype = '日期';
回傳真;
} else {
if ($this->formatRecords['xfrecords'][$xfindex]['type'] == 'number') {
$this->curformat = $this ->formatRecords['xfrecords'][$xfindex]['format'];
$this->rectype = 'number';
if (($xfindex == 0x9) || ($xfindex == 0xa)){
$this->乘數= 100;
}
}else{
$this- >curformat = $this->_defaultFormat;
$this->rectype = '未知';
}
回傳false;
}
} //}}}}}}}}
//{{{ createDate()
/**
* 將原始 Excel 日期轉換為人類可讀的格式
*
* Excel 中的日期儲存為從紀元開始的秒數。在
* Windows 上，紀元為30/12/1899，在Mac 上為01/01/1904
*
* @access private
* @param integer 要轉換的原始Excel 值
* @return array 第一個元素是轉換後的日期，第二個元素是unix時間戳
*/
function createDate($numValue)
{
if ($numValue > 1) {
$ 。 date ($this->curformat, $ utcValue);
$raw = $utcValue;
} else {
$raw = $numValue;
$小時= 樓層($numValue * 24);
$分鐘= 下限($ numValue * 24 * 60) - $小時* 60;
$秒= 下限($numValue * SPREADSHEET_EXCEL_READER_MSINADAY) - $小時* 60 * 60 - $分鐘* 60;
$string = date ($-this> curformat, mktime($hours, $mins, $secs));
}
傳回陣列($string, $raw);
}
function createNumber($spos)
{
$rknumhigh = $this->_GetInt4d($this->data, $spos + 10);
$rknumlow = $this->_GetInt4d($this->data, $spos + 6);
//for ($i=0; $idata[$i+$spos+6]) . “”； } 回顯“
”；
$sign = ($rknumhigh & 0x80000000) >>> 31;
$exp = ($rknumhigh & 0x7ff00000) >>> 20;
$尾數= (0x100000 | ($rknumhigh & 0x0000ff 🎜>$mantissalow1 = ($rknumlow & 0x80000000) >>> 31;
$mantissalow2 = ($rknumlow & 0x7fffffff);
$value = $尾數/ pow( 2 exp - 20-$3 )));
if ($mantissalow1 != 0) $value += 1 / pow (2 , (21 - ($exp - 1023)));
$value += $mantissalow2 / pow (2 , (52 - ($exp - 1023)));
//echo "Sign = $sign, Exp = $exp, mantissahighx = $mantissa, mantissalow1 = $mantissalow1, mantissalow2 = $mantissalow2
n";
if ($sign) {$value = -1 * $value;}
回傳$value;
}
function addcell($row, $col, $string, $raw = '' )
{
//echo "ADD cel $row-$col $stringn";
$this->sheets[$this->sn]['maxrow'] = max($this-> sheets[$this->sn]['maxrow'], $row + $this ->_rowoffset);
$this->sheets[$this->sn]['maxcol'] = max($this- >sheets[$this->sn]['maxcol'], $col + $this ->_coloffset);
$this->sheets[$this->sn]['cells'][$row + $ this->_rowoffset][$col + $this->_coloffset] = $string;
if ($raw)
$this->sheets[$this->sn]['cellsInfo'][$row + $this->_rowoffset][$col + $this->; _coloffset]['raw'] = $raw;
if (isset($this->rectype))
$this->sheets[ $this->sn]['cellsInfo'][$row + $this->_rowoffset][$ col + $this->_coloffset]['type'] = $this->rectype;
}
函數_GetIEEE754($rknum)
{
if (($rknum & 0x02) != 0) {
$value = $rknum >>> 2;
} else {
/ /mmp
//這裡先註解掉之前存在的7行程式碼
// $tmp = unpack("d", pack("VV", 0, ($rknum & 0xfffffffc)));
// //$value = $tmp[''];
// if (array_key_exists(1, $tmp)) {
// $value = $tmp[1];
// } else {
// $value = $tmp[''];
// }
// 我從
// http://research.microsoft.com/~hollasch/cgindex /coding/ieeefloat.html
// 取得有關IEEE754 編碼的資訊RK 格式要求僅使用
// 64 位元浮點數值的最高有效30 位元。其他34 位假設為0
// 因此，我們使用$rknum 的高30 位，如下...
$sign = ($rknum & 0x80000000) >>> 31；
$exp = ( $rknum & 0x7ff00000) >>> 20;
$尾數= (0x100000 | ($rknum & 0x000ffffc));
$value = $尾數/ pow( 2 , (20- ($exp - 1023) );
if ($sign) {$value = -1 * $value;}
//mmp 更改結束
}
if (($rknum & 0x01) != 0) {
$值/= 100;
}
回傳$值；
}
函數_encodeUTF16($string)
{
$結果= $string;
if ($this->_defaultEncoding){
switch ($this->_encoderFunction){
case 'iconv' : $result = iconv('UTF-16LE', $this->; _defaultEncoding，$字串） ；
休息；
case 'mb_convert_encoding' : $result = mb_convert_encoding($string, $this->_defaultEncoding, 'UTF-16LE' );
休息；
}
}
回傳$結果；
}
函數_GetInt4d($data, $pos)
{
$value = ord($data[$pos]) | (ord($data[$pos +1]) if ($value >=4294967294)
{
$value=-2;
}
返回$值；
}
}
/*
* 局部變量：
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment- ender-p: nil
* 結束:
*/
?>


2、呼叫方法

複製程式碼 程式碼如下:

$data = new ReadSystem ();
$data->setOutputEncoding('utf-8');
$data->read($location);
print_r($data->sheets[0]['cells'] );
?>
$data->sheets[0]['cells']

就是我們要取得的excle檔案裡的數據

以上就介紹了php程式設計 php程式實作取得excel文件內容的程式碼實例，包含了php程式設計的內容，希望對PHP教學有興趣的朋友有幫助。