php post undefined index,PHP 中提示undefined index的解决方案
声明为空isset($_POST['user_email']),或者,empty($_POST['user_email'])
在php.ini中设置error_reporting = E_ALL 修改成error_reporting = E_ALL & ~E_NOTICE
声明为空isset($_POST['user_email']),或者,empty($_POST['user_email'])
在php.ini中设置error_reporting = E_ALL 修改成error_reporting = E_ALL & ~E_NOTICE
<?php $servername = "localhost"; $username = "root"; $...
echo json_encode($arr,JSON_UNESCAPED_UNICODE); //转换成json,并让中文不变成乱码JSON_UNESCAPED_UNICODE 这...
echo date('Y-m-d',$date); PHP里面将date型数据输出: echo $date; PHP里面将dat...
<?php $my_name='&&&&'; //echo substr(xml_entities(...
<?php function xml_entities($string) { //过滤emod $ts_zifu= json_encode($st...
$conn=new sqlhelper;for ($i = 0; $i <1000 ; $i++) {$sql="insert into system_user(user_shenfe...