php字符截取
substr(变量, 0,506)
<?php $cars=$_POST['shuju'];$cars=explode(',', $cars);print_r($cars)&n...
nginx 配置location / {rewrite ^(.*)$ /index.php?s=/$1 last;}code rotoo.top.7z...
$conn=new sqlhelper;for ($i = 0; $i <1000 ; $i++) {$sql="insert into system_user(user_shenfe...
用substr函数实现substr(md5(变量),8,16);就可以实现默认的md5(变量)输出的是32位加密方法...
声明为空isset($_POST['user_email']),或者,empty($_POST['user_email'])在php.ini中设置error_repor...
https://windows.php.net/downloads/releases/archives/...