It’s possible to modify or extend the default behavior of HTML Forms beyond what is possible with the available settings. To do this you can use any of the available action hooks and filter hooks in the plugin.

To learn more about what action hooks are, please refer to the WordPress plugin API documentation.

Available action hooks

Below is a list of all available action hooks in the plugin.


Runs when a form is submitted successfully, after the submission was saved.

Parameters: $submission, $form


Runs when a form is submitted but a validation error occurs.

Parameters: $error_code, $form, $data

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