(PECL CUBRID >= 8.3.1)

cubrid_ping — Ping 服务器连接或在没有连接时重新连接

说明

cubrid_ping(resource $conn_identifier = ?): bool

检查与服务器的连接是否正常工作。

参数 

conn_identifier

CUBRID 连接标识符。如果连接标识符不是 指定后，假定 cubrid_connect（） 打开的最后一个连接。

返回值 

如果与服务器 CUBRID 服务器的连接正常工作，则返回 true，否则返回 false。

示例 

示例 #1 cubrid_ping（） example

<?php
set_time_limit(0);

$conn = cubrid_connect('localhost', 33000, 'demodb');

/* Assuming this query will take a long time */
$sql = "select * from athlete";
$result = cubrid_query($sql);
if (!$result) {
    echo 'Query #1 failed, exiting.';
    exit;
}

/* Make sure the connection is still alive, if not, try to reconnect */
if (!cubrid_ping($conn)) {
    echo 'Lost connection, exiting after query #1';
    exit;
}
cubrid_free_result($result);

/* So the connection is still alive, let's run another query */
$sql2 = "select * from code";
$result2 = cubrid_query($sql2);
?>