10 recommended articles about php readdir() function
//判断目录是否为空,true为空,false为不空function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } closedir($H); if($i>2){ return false; }else{ return true; }}1. 判断目录是否为空简介://判断目录是否为空,true为空,false为不空 function is_empty_dir($fp) { $H = @ opendir(
简介://判断目录是否为空,true为空,false为不空function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } close..
简介://判断目录是否为空,true为空,false为不空function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } close..
简介:判断目录是否为空,true为空,false为不空function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } close...
4. PHP开发(17)-callback-readdir-is_dir-foreach-glob-PhpStorm
简介:/** * 测试文件夹命令,随便找一个程序的安装目录拷贝到项目下 * 遍历指定目录下所有目录和文件 * readdir() 函数返回目录中下一个文件的文件名 * is_dir() 判断给定文件名是否是一个目录 * readdir 打印结果: . 当前目录 * readdir 打印结果: .. 上一级目录 */
5. java读取文件名
简介:package read_dir; import java.io.File;import java.util.ArrayList;import java.util.List; public class ReadDirector {private static String dir_name="D:\\xunlei";public static void main(String ...
简介:1. 目录操作 $dir="C:"; if(is_dir($dir)){ 验证路径的有效性 $dir_res=opendir($dir); 返回一个资源对象,用于存储当前的目录资源 while($filen=readdir($dir_res)){ 读取目录中的文件 echo $filen."<br>&q ...
7. 判断目录是否为空
简介://判断目录是否为空,true为空,false为不空 function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } closedir($H); if($i>2){ return false ...
8. 判断目录是否为空
简介://判断目录是否为空,true为空,false为不空 function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } closedir($H); if($i>2){ return false ...
简介:php获取目录中的所有文件名 1、先打开要操作的目录,并用一个变量指向它 //打开当前目录下的目录pic下的子目录common。 $handler = opendir(’pic/common’); 2、循环的读取目录下的所有文件 /* 其中$filename = readdir($handler)是每次循环的时候将读取的文件名赋值给$filename,为了不陷于死循环,所以还要让$filename ...
简介:封装成了一个方法,代码如下: function readFileFromDir($dir) { if (!is_dir($dir)) { return false; } //打开目录 $handle = opendir($dir); while (($file = readdir($handle)) !== fals ...
【相关问答推荐】:
node.js - nodejs fs.readdir的问题
php使用opendir(), readdir()等函数组合起来遍历目录与直接使用scandir()有什么区别呢?
请问一下php函数中输出 readdir()的中 “.”,“..”的含义??
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