Questions about form submission in thinkphp

In thinkphp, the following code is used to submit a form in thinkphp: I didn't ask him to submit the form with a button key. I have to verify that the form is successfully submitted. if the verification fails, I will jump directly, but how can he submit it every time? ask thinkphp experts for help & lt; head & gt; & lt; title & gt; user password modification page & lt; /title & thinkphp form submission
In thinkphp, the following code is as follows: I used a button key not to let him submit how he used to automatically submit. I have to verify the success before submitting. if the verification fails, he jumps directly. However, he submits every time, how can this problem be solved? Please help thinkphp experts.



User password modification page