PHP判断是否连接上网络的方法，php判断连接网络-php手册-php.cn

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PHP判断是否连接上网络的方法，php判断连接网络

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Jun 13, 2016 am 08:59 AM

phpjudgmentnetwork

PHP判断是否连接上网络的方法，php判断连接网络

本文实例讲述了PHP判断是否连接上网络的方法。分享给大家供大家参考。具体实现方法如下：

首先写个函数

function varify_url($url){ 
$check = @fopen($url,"r"); 
if($check){ 
 $status = true; 
}else{ 
 $status = false; 
}  
return $status; 
}

接着在需要的地方直接调用即可

$url = "http://www.baidu.com"; 
if(varify_url($url)){ 
 echo "<div>Congratulation ! Your URL <a href=$url>$url</a> : is <b>valid </b></div>"; 
}else{ 
 echo "<div>Error ! Your URL : <a href=$url>$url</a> is <b>invalid </b></div>"; 
}

希望本文所述对大家的php程序设计有所帮助。

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