Title: Hook for Validation
Last modified: August 31, 2016

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# Hook for Validation

 *  Resolved [markboulder](https://wordpress.org/support/users/markboulder/)
 * (@markboulder)
 * [10 years ago](https://wordpress.org/support/topic/hook-for-validation/)
 * I built a registration form using this plugin and would like to validate one 
   of the fields by comparing it to a custom field. Is there a hook I can use similar
   to registration_errors would be used with the default wp login form? I would 
   like to trigger validation error prior to the form submitting and registering
   a user in the same way it does if a required field is blank. As an example, this
   is what I would use for the default wp login form:
 *     ```
       function myplugin_check_fields( $errors ) {
       // Fetch $cpc_pw from form field
       // Fetch $user_cpc_pw from custom field post
   
                       if ( $cpc_pw != $user_cpc_pw ) {
                           $errors->add( 'cpc_pw_error', __( '<strong>ERROR</strong>: Invalid Password.', 'my_textdomain' ) );
                       }
           return $errors;
       }
       add_filter( 'registration_errors', 'myplugin_check_fields', 10, 3 );
       ```
   
 * [https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/](https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/)

Viewing 1 replies (of 1 total)

 *  Plugin Support [RegistrationMagic Support](https://wordpress.org/support/users/registrationmagicsupport/)
 * (@registrationmagicsupport)
 * [10 years ago](https://wordpress.org/support/topic/hook-for-validation/#post-7420876)
 * Currently there is no such validation hook. But will be adding such hooks in 
   our future versions.

Viewing 1 replies (of 1 total)

The topic ‘Hook for Validation’ is closed to new replies.

 * ![](https://ps.w.org/custom-registration-form-builder-with-submission-manager/
   assets/icon.svg?rev=2547375)
 * [RegistrationMagic - User Registration Forms Plugin](https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/custom-registration-form-builder-with-submission-manager/)
 * [Active Topics](https://wordpress.org/support/plugin/custom-registration-form-builder-with-submission-manager/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/custom-registration-form-builder-with-submission-manager/unresolved/)
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 * 1 reply
 * 2 participants
 * Last reply from: [RegistrationMagic Support](https://wordpress.org/support/users/registrationmagicsupport/)
 * Last activity: [10 years ago](https://wordpress.org/support/topic/hook-for-validation/#post-7420876)
 * Status: resolved