A question that has been omitted, about repeated form submission_form special effects

JSCRIPT when doing login judgment on the homepage:

The following is the code:

Copy the code The code is as follows:

When recording, I actually found that there are many records with the same one, which is very frustrating ~ My FORM ACTION sentence is:

There is a form1.submit() during detection, and form has an action , so it was submitted twice.

Change the code and change form1.submit(); in JSCRIPT to reture true; The problem is solved.

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