Heim > Backend-Entwicklung > PHP-Tutorial > php 导入数据到excel_PHP教程

php 导入数据到excel_PHP教程

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB
Freigeben: 2016-07-20 11:06:54
Original
814 Leute haben es durchsucht

class CsvFieldDump  {

 var $headers;
 var $fieldnum;
 function CsvFieldDump($infile){
  if(empty($infile)){
   die("You must specify a csv file to readn");
  }
  if(!file_exists($infile)){
   die("$infile doesn't exist!n");
  }
  $this->infile  = $infile;
  $this->fieldnum = $field;
  $this->createFile=0;
  return(true);
 }

 var $headers=array();
 function dump_headers($dumptoscreen=1){
  $this->fd=fopen($this->infile, "r") or die("Couldn't open csv file $file");
  $count=0;
  while($data = fgetcsv($this->fd, 1000, ",") ){
   if(!$count){
    if($dumptoscreen){
     print_r($data);
    }
    $this->headers=$data;
   }
   $count=1; 
  }
  return($this->headers);
 }

 function dump_column($num){


  $this->fieldnum = $num;
  $this->fd=fopen($this->infile, "r") or die("Couldn't open csv file $file");
  $count=0;
  while($data = fgetcsv($this->fd, 1000, ",")){
   $array=array();
   if(is_array($this->fieldnum)){
    foreach($this->fieldnum as $num){
     $array[]=$data[$num];
    }
   }else{
    $array = array($data[$this->fieldnum]);
   }
   $this->write_line($array);
  }
 }


 var $colname;
 var $headers_flip;
 function dump_column_by_name($name){
  if(!isset($name)){
   die("No field name specified");
  }
  $this->colname=$name;
  $this->dump_headers(0);
  $this->headers_flip = array_flip($this->headers);
  if(is_array($this->colname)){
   foreach($this->colname as $n){
    $array[] = $this->headers_flip[$n];
   }
  }else{
   $array[] = $this->headers_flip[$this->colname];
  }

  $this->dump_column($array);
 }

 function write_line($data){
  $string="";
  $num=count($data);
  for($x=0;$x   $string.=$data[$x];
   if($x    $string.=",";
   }
  }
  echo $string."n";
 }

}

 

/////////////////////// make it think its a c program :)
if(isset($argv[1])){

 $filename = $argv[count($argv)-1];

 if($argv[1] == "-h"){
  render_help();
  die();
 }else{
  $b=new CsvFieldDump($filename);
 }

 $x=0;
 foreach($argv as $opt){
  switch($opt) {
   case "df":
   case "-df" :
    $number = $argv[$x+1];
    if(strstr($number, ",")){
     $numbers = explode(",",$number);
    }else{
     $numbers = $number;
    }
    $b->dump_column($numbers);
   break;

   case "-dn":
    $number = $argv[$x+1];
    if(strstr($number, ",")){
     $names = explode(",",$number);
    }else{
     $names = $number;
    }
    $b->dump_column_by_name($names);
   break;

   case "--help":
   case "-h" :
    render_help(); 
   break;

   case "-dh" :
    $b->dump_headers();
   break;
  }
  $x++;
 }

}
function render_help(){
echo "CsvFieldDump version 0.0.0.1 by mark fate_amendable_to_change@yahoo.com
-df     = dumps field(s) number n - also (accepts comma delimited list for multiple field numbers eg: -df 1,2,3)
-dn     = dumps field(s) named N (accepts comma delimited list for multiple names eg: -dn Code,Desc)
-dh        = dumps csv headers
";
}


?>


www.bkjia.comtruehttp://www.bkjia.com/PHPjc/445005.htmlTechArticleclass CsvFieldDump { var $headers; var $fieldnum; function CsvFieldDump($infile){ if(empty($infile)){ die(You must specify a csv file to readn); } if(!file_exists($infile)){ die($i...
Verwandte Etiketten:
Quelle:php.cn
Erklärung dieser Website
Der Inhalt dieses Artikels wird freiwillig von Internetnutzern beigesteuert und das Urheberrecht liegt beim ursprünglichen Autor. Diese Website übernimmt keine entsprechende rechtliche Verantwortung. Wenn Sie Inhalte finden, bei denen der Verdacht eines Plagiats oder einer Rechtsverletzung besteht, wenden Sie sich bitte an admin@php.cn
Aktuelle Ausgaben
PHP-Datenerfassung?
Aus 1970-01-01 08:00:00
0
0
0
PHP-Erweiterung intl
Aus 1970-01-01 08:00:00
0
0
0
Wie man PHP gut lernt
Aus 1970-01-01 08:00:00
0
0
0
Mehrere PHP-Versionen
Aus 1970-01-01 08:00:00
0
0
0
Beliebte Tutorials
Mehr>
Neueste Downloads
Mehr>
Web-Effekte
Quellcode der Website
Website-Materialien
Frontend-Vorlage