把字符按照逗号分割成数组
<?php
$cars=$_POST['shuju'];
$cars=explode(',', $cars);
print_r($cars)
?>
<?php
$cars=$_POST['shuju'];
$cars=explode(',', $cars);
print_r($cars)
?>
substr(变量, 0,506)...
$conn=new sqlhelper;for ($i = 0; $i <1000 ; $i++) {$sql="insert into system_user(user_shenfe...
<?php $servername = "localhost"; $username = "root"; $...
声明为空isset($_POST['user_email']),或者,empty($_POST['user_email'])在php.ini中设置error_repor...
$arr[] //用于收集子数组;serialize($arr)&nb...
<?php $my_name='&&&&'; //echo substr(xml_entities(...