PHP in the use of POST data, action= "login.php?id=2", click Submit, $_post["id"] can not be displayed, that is not set!

PHP Form Action $_post[]

PHP sets action= "login.php?id=2" when using post to pass form form data,
Click Submit, use $_post["id"] can not display, that is not set! But the others,
For example, the value of $_post["name") is present

The original plan is judged by the value of the ID, and the same PHP page handles different requests.
Please help us!

Money to hold a court, someone's personal field.

Reply to discussion (solution)

The parameters above the URL must be $_get[' id '];

The parameters above the URL must be $_get[' id '];
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