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php判断远路文件是否存在

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2016-06-13 10:40:29792browse

php判断远程文件是否存在

//判断远程文件是否存在function remote_file_exists($url) {	$executeTime = ini_get('max_execution_time');	ini_set('max_execution_time', 0);	$headers = @get_headers($url);	ini_set('max_execution_time', $executeTime);	if ($headers) {		$head = explode(' ', $headers[0]);		if ( !empty($head[1]) && intval($head[1]) < 400) return true;	}	return false;}

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神奇的iteye,居然有两个empty,无语了.

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