How to achieve form submission without refreshing in php

php method to implement form submission without refreshing: first add "target="id_iframe"" to the form; then add the code "

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php submits the form without refreshing the page

• Add target="id_iframe"

• in the form and then add:

<iframe id="id_iframe" name="id_iframe" style="display:none;"></iframe>

after the form

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