$out = ""然后再$out .= 与直接 $out=啥的 有什么区别 下面有例子
<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->$fp = @fsockopen($whoisserver, $port, $errno, $errstr, $timeout) or die("Socket Error " . $errno . " - " . $errstr); fputs($fp, $domain . "\r\n"); $out = ""; while (!feof($fp)){$out .= fgets($fp);} fclose($fp);<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->$out = ""; while (!feof($fp)){$out .= fgets($fp);}<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> while (!feof($fp)){$out= fgets($fp);}
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