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Home Backend Development PHP Tutorial http - php 接收post请求时$_POST和$_REQUEST都为空?

http - php 接收post请求时$_POST和$_REQUEST都为空?

Jun 06, 2016 pm 08:18 PM
http php post

下面是,http_header

http - php 接收post请求时$_POST和$_REQUEST都为空?


php 代码:

<code><?php echo var_dump($_POST);
echo '<br>'+ var_dump($_REQUEST) + '<br>' ;
?&gt;</code>
Copy after login
Copy after login
Copy after login

回复内容:

下面是,http_header

http - php 接收post请求时$_POST和$_REQUEST都为空?


php 代码:

<code><?php echo var_dump($_POST);
echo '<br>'+ var_dump($_REQUEST) + '<br>' ;
?&gt;</code>
Copy after login
Copy after login
Copy after login

<code><?php echo var_dump($_POST);
echo '<br>'+ var_dump($_REQUEST) + '<br>' ;
?&gt;</code>
Copy after login
Copy after login
Copy after login

以后调试像下面这样就可以了

<code><?php var_dump($_POST);
var_dump($_REQUEST) ;
?></code>
Copy after login

此外。PHP中的连字符用点号 . 不用加号+

试试 var_dump(file_get_contents('php://input'));

看 Response 有没有数据, 如果有, 说明 异步有处理, 需要在 ajax回调处理。。。如果没有,继续看看 ajax 地址是不是有问题

1.检查下form 表单 提交的路径是否正确
2.检查下表单元素的name 属性是否有值.

你用Ajax发送的时候,如果不用jQuery,那你得给你的form data编码。你可以参考jQuery.param

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