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Implementation code for PHP+Ajax to automatically detect whether the network is connected in real time
WBOYOriginal
2016-07-25 08:55:59980browse
PHP+Ajax实时自动检测是否联网-bbs.it-home.org
PHP+Ajax实时自动检测是否联网
当前网络状态:
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2,php代码
//检测网络连接,是否已联网
public function getNetLink(){
header("cache-control:no-cache,must-revalidate");
header("Content-Type:text/html;charset=utf-8");
$file=fopen("http://bbs.it-home.org/", "r");
if (!$file){
$shownetlink = "网络连接失败";
}else{
$shownetlink = "网络连接正常";
}
echo $shownetlink;
}
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