Question

list_files( string $folder = '',  int $levels = 100 )

Returns a listing of all files in the specified folder and all subdirectories up to 100 levels deep.

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description

The depth of the recursiveness can be controlled by the $levels param.

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参数

$folder

(string) (Optional) Full path to folder.

Default value: ''

$levels

(int) (Optional) Levels of folders to follow, Default 100 (PHP Loop limit).

Default value: 100

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返回值

(bool|array) False on failure, Else array of files

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源代码

File: wp-admin/includes/file.php

function list_files( $folder = '', $levels = 100 ) {
	if ( empty($folder) )
		return false;

	if ( ! $levels )
		return false;

	$files = array();
	if ( $dir = @opendir( $folder ) ) {
		while (($file = readdir( $dir ) ) !== false ) {
			if ( in_array($file, array('.', '..') ) )
				continue;
			if ( is_dir( $folder . '/' . $file ) ) {
				$files2 = list_files( $folder . '/' . $file, $levels - 1);
				if ( $files2 )
					$files = array_merge($files, $files2 );
				else
					$files[] = $folder . '/' . $file . '/';
			} else {
				$files[] = $folder . '/' . $file;
			}
		}
	}
	@closedir( $dir );
	return $files;
}

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更新日志

Version	description
2.6.0	Introduced.

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相关函数

Uses

• wp-admin/includes/file.php: list_files()

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Used By

• wp-admin/includes/file.php: list_files()

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User Contributed Notes