Title: Need to Call a Javascript function after validation happens
Last modified: August 22, 2016

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# Need to Call a Javascript function after validation happens

 *  [sureshkm87](https://wordpress.org/support/users/sureshkm87/)
 * (@sureshkm87)
 * [11 years, 8 months ago](https://wordpress.org/support/topic/need-to-call-a-javascript-function-after-validation-happens/)
 * I like to call a ‘javascript function after the form validation happens’, so 
   that i could provide some css manipulation for the error messages otherwise the
   fields getting misaligned and form looking ackward..,is there a workaround to
   do it and how can i achieve this?
 * [https://wordpress.org/plugins/si-contact-form/](https://wordpress.org/plugins/si-contact-form/)

Viewing 4 replies - 1 through 4 (of 4 total)

 *  [Mike Challis](https://wordpress.org/support/users/mikechallis/)
 * (@mikechallis)
 * [11 years, 8 months ago](https://wordpress.org/support/topic/need-to-call-a-javascript-function-after-validation-happens/#post-5311364)
 * There is a filter hook for form input validation
 *     ```
       // filter hook for form input validation
       self::$form_errors = apply_filters('si_contact_form_validate', self::$form_errors, self::$form_id_num);
       ```
   
 * Not sure if you need anything else?
 * Mike
 *  [Mike Challis](https://wordpress.org/support/users/mikechallis/)
 * (@mikechallis)
 * [11 years, 8 months ago](https://wordpress.org/support/topic/need-to-call-a-javascript-function-after-validation-happens/#post-5311365)
 * validation is done in PHP processing before any output shows on the screen.
 *  Thread Starter [sureshkm87](https://wordpress.org/support/users/sureshkm87/)
 * (@sureshkm87)
 * [11 years, 8 months ago](https://wordpress.org/support/topic/need-to-call-a-javascript-function-after-validation-happens/#post-5311452)
 * Hi Mike
    Thanks for the reply, what i need is i has to call a javascript function
   after the validation happened and browser is about going to display the error
   message.
 * after server side validation processing and the DOM was ready i has to call the
   js function and perform some action.
 *  [Mike Challis](https://wordpress.org/support/users/mikechallis/)
 * (@mikechallis)
 * [11 years, 8 months ago](https://wordpress.org/support/topic/need-to-call-a-javascript-function-after-validation-happens/#post-5311465)
 * You might have to edit the process or display php file to put a do_action or 
   filter hook somewhere. If you figure out what you need let me know.

Viewing 4 replies - 1 through 4 (of 4 total)

The topic ‘Need to Call a Javascript function after validation happens’ is closed
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 * 4 replies
 * 2 participants
 * Last reply from: [Mike Challis](https://wordpress.org/support/users/mikechallis/)
 * Last activity: [11 years, 8 months ago](https://wordpress.org/support/topic/need-to-call-a-javascript-function-after-validation-happens/#post-5311465)
 * Status: not resolved