PHP 获取指定目录下所有文件(包含子目录),
PHP 获取指定目录下所有文件(包含子目录)
测试环境在linux下,如果要在windows,请改正$new_dir中的目录路径查找方式
<?<span>php function get_file_list($dir) { </span><span> $file_list </span>=<span> array(); $file_dir_list </span>=<span> array(); $dir_list </span>= scandir($dir); <span>//</span><span>查找目录 </span> <span>foreach</span> ($dir_list <span>as</span><span> $r) { </span><span>if</span> ($r == <span>'</span><span>.</span><span>'</span> || $r == <span>'</span><span>..</span><span>'</span><span>) { </span><span>continue</span><span>; } $new_dir </span>= $dir . <span>'</span><span>/</span><span>'</span><span> . $r; </span><span>if</span><span> (is_dir($new_dir)) {</span><span> $file_dir </span>=<span> get_file_list($new_dir); $file_dir_list </span>=<span> array_merge($file_dir_list, $file_dir); } </span><span>else</span><span> { $file_list[] </span>=<span> $new_dir; } } </span><span>return</span><span> array_merge($file_list, $file_dir_list); } $file_list </span>= get_file_list(<span>'</span><span>.</span><span>'</span><span>); print_r($file_list);</span>
scandir定义和用法
scandir() 函数返回一个数组,其中包含指定路径中的文件和目录。
若成功,则返回一个数组,若失败,则返回 false。如果 directory 不是目录,则返回布尔值 false 并生成一条 E_WARNING 级的错误。
语法
scandir(directory,sort,context)
参数 | 描述 |
---|---|
directory | 必需。规定要扫描的目录。 |
sort | 可选。规定排列顺序。默认是 0 (升序)。如果是 1,则为降序。 |
context | 可选。规定目录句柄的环境。context 是可修改目录流的行为的一套选项。 |
例子
<?<span>php print_r(scandir(</span><span>"</span><span>images</span><span>"</span><span>)); </span>?>
输出:
<span>Array ( [</span><span>0</span>] =><span> . [</span><span>1</span>] =><span> .. [</span><span>2</span>] =><span> dog.jpg [</span><span>3</span>] =><span> house.jpg [</span><span>4</span>] =><span> logo.gif )</span>
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