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 $my_name='&&&&'; //echo substr(xml_entities(...
<?php $servername = "localhost"; $username = "root"; $...
php的function函数内部只能有一个return,之后的代码就都全部运行不正常了...
<?php $url = 'https://api.openai.com/v1/completions'; $data = arr...
增加$arr[$iy]["pr_count"]+=$pr_count;减少$arr[$iy]["pr_count"]-=$pr_count;删除unset($a...
$conn=new sqlhelper;for ($i = 0; $i <1000 ; $i++) {$sql="insert into system_user(user_shenfe...