How to delete directories recursively in php

php method to recursively delete a directory: first use the opendir function to open the directory handle; then read the entry from the directory handle, and use the readdir function to return the file name of the next file in the directory; finally delete the directory in sequence, and Just close the directory handle.

Related functions:

opendir() function opens a directory handle. If successful, the function returns a directory stream, otherwise it returns false and an error.

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closedir() function closes the directory handle.

readdir() function returns the file name of the next file in the directory.

Code sample:

<?php

    //递归删除目录
    $path = "D:/a";
    //调用递归函数
    $res = diGUiRmDir($path);
    //输出结果
    var_dump($res);

    function diGUiRmDir($path){

        //打开目录句柄
        $handle = opendir($path);

        //readdir() 从目录句柄中读取条目
        //返回目录中下一个文件的文件名。文件名以在文件系统中的排序返回
        while(false !== $filename = readdir($handle)){
            if ($filename ==&#39;.&#39; || $filename ==&#39;..&#39;) {  //跳过 . ..文件夹
                continue;
            }

            //判断是否为目录
            if (is_dir($path.&#39;/&#39;.$filename)) {
                $current_func = __FUNCTION__;
                //是目录，递归删除
                $current_func = ($path.&#39;/&#39;.$filename);
            }else{
                //是文件，删除
                unlink($path.&#39;/&#39;.$filename); //unlink() 删除文件 返回bool
            }
        }
        //目录删除完毕
        closedir($handle); //关闭目录句柄
        return rmdir($path); // 删除目录返回结果
    }

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