PHP获取IP地址获取当前时间写文件

function WriteIPMark($strFile)	{		$ip=$_SERVER["REMOTE_ADDR"];		$str_date = date('Y-m-d H:i:s',time());		$fp = fopen($strFile, "a");		if($fp)		{			fwrite($fp,$ip);			fwrite($fp," ");			fwrite($fp,$str_date);			fwrite($fp,"\r\n");		} 		fclose($fp); 	}