How does button call the php function?

Source: Internet
Author: User
The button calls the php function. I want to add a button in a php file, and then the click event of this button will send a variable to a function in this php file, how can I write code like this function? Is it similar to javascript ?, Yes, it is similar to jav button to call php functions
I want to add a button in a php file, and then upload a variable to a function in the php file for the click event of the button. how can I write code like this? Is it similar to javascript?

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Yes, it's similar to javascript.
Javascript.
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Either submit a form or upload parameters asynchronously using ajax.
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This can only be ajax.


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Js calls the method of your program
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The button will always go to the front-end to trigger js/jquery events after clicking the button to pass parameters to php processing parameters in the server background
Most of the time, ajax is used.

Discussion
I want to add a button in a php file, and then upload a variable to a function in the php file for the click event of the button. how can I write code like this? Is it similar to javascript?

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