ninja_forms_display_field_processing_error_class

The Ninja Forms ninja forms display field processing error class hook.

Description

apply_filters( 'ninja_forms_display_field_processing_error_class', (string) $ninja_forms_field_error, (unknown) $field_id ); 

Parameters (2)

0. $ninja_forms_field_error (string) => 'ninja-forms-field-error'
The ninja forms field error.
1. $field_id (unknown)
The field id.

Usage

To run the hook, copy the example below.
  1. $ninja_forms_field_error = apply_filters( 'ninja_forms_display_field_processing_error_class', $ninja_forms_field_error, $field_id ); 
  2.  
  3. if ( !empty( $ninja_forms_field_error ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the ninja_forms_display_field_processing_error_class callback 
  2. function filter_ninja_forms_display_field_processing_error_class( $ninja_forms_field_error, $field_id ) { 
  3. // make filter magic happen here... 
  4. return $ninja_forms_field_error
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'ninja_forms_display_field_processing_error_class', 'filter_ninja_forms_display_field_processing_error_class', 10, 2 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'ninja_forms_display_field_processing_error_class', 'filter_ninja_forms_display_field_processing_error_class', 10, 2 ); 

Defined (1)

The filter is defined in the following location(s).

/deprecated/includes/display/fields/field-error-message.php  
  1. $class = apply_filters( 'ninja_forms_display_field_processing_error_class', 'ninja-forms-field-error', $field_id );