Php/func misc connection status
来自菜鸟教程
PHP connection_status()函数
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。
可以返回的可能值为:
- 0-CONNECTION_NORMAL-连接正常运行
- 1-CONNECTION_ABORTED-连接因用户或网络错误而中止
- 2-CONNECTION_TIMEOUT-连接超时
- 3-CONNECTION_ABORTED和CONNECTION_TIMEOUT
句法
connection_status()
技术细节
返回值: | 返回连接状态位字段 |
PHP版本: | 4+ |