implode()

PHP implode() 函数

实例

把数组元素组合为字符串：

<?php
　　$conditions[] = "userId=" . $userid;
　　$conditions[] = "(regTime BETWEEN ".$_starttime." AND ".$_endtime.")";
　　$where = implode(" AND ", $conditions);
　　print_r($where);
?>

string(78) "userId=22595 AND (regTime BETWEEN 2017-10-04 00:00:00 AND 2017-10-02 23:59:59)"