PHP connection_status() 函数

PHP Misc 参考手册

实例

返回连接状态：

<?php
switch (connection_status())
{
case CONNECTION_NORMAL:
$txt = ‘Connection is in a normal state’;
break;
case CONNECTION_ABORTED:
$txt = ‘Connection aborted’;
break;
case CONNECTION_TIMEOUT:
$txt = ‘Connection timed out’;
break;
case (CONNECTION_ABORTED & CONNECTION_TIMEOUT):
$txt = ‘Connection aborted and timed out’;
break;
default:
$txt = ‘Unknown’;
break;
}

echo $txt;
?>

定义和用法

connection_status() 函数返回当前的连接状态。

可返回的可能值：

• 0 – CONNECTION_NORMAL – 连接运行正常
• 1 – CONNECTION_ABORTED – 连接由用户或网络错误终止
• 2 – CONNECTION_TIMEOUT – 连接超时
• 3 – CONNECTION_ABORTED & CONNECTION_TIMEOUT

语法

connection_status()

技术细节

PHP Misc 参考手册