php判断某个目录下是否存在文件

/*** 判断字符串是否以什么结尾* @param  String  $haystack 字符串* @param  String  $needle 结尾* @return Boolean*/
function endWith($haystack, $needle) {$length = strlen($needle);if ($length == 0) {return true;}return (substr($haystack, -$length) === $needle);
}
/*** 判断目录下是否存在文件* @param  String  $path 目录路径* @param  String  $recursive 是否递归(false情况下只判断第一级目录，true递归目录下所有文件判断)* @return Boolean*/
function dirExistFile($path,$recursive = false) {if (!is_dir($path)) {return false;}// 目录相隔符号，linux是 /,window一般是\if(!(endWith($path, '/') || endWith($path, '\\'))){$path .= '/';}if($recursive){// 递归遍历目录$files = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($path),\RecursiveIteratorIterator::LEAVES_ONLY);$isExistFile = false;foreach ($files as $file) {if ($file->isFile()) {$isExistFile = true;break;}}return $isExistFile;}else{$files = scandir($path);// 删除  "." 和 ".."unset($files[0]);unset($files[1]);$isExistFile = false;foreach ($files as $fileName) {$fileNamePath = $path.$fileName;if(is_file($fileNamePath)){$isExistFile = true;break;}}return $isExistFile;}
}var_dump(dirExistFile('C:\test',true));