mysqli::ping

mysqli_ping

(PHP 5, PHP 7)

mysqli::ping -- mysqli_ping — Pings a server connection, or tries to reconnect if the connection has gone down

Object oriented style

bool mysqli::ping ( void )

Procedural style

bool mysqli_ping ( mysqli $link )

Checks whether the connection to the server is working. If it has gone down and global option 登录查看完整内容