itsg_gf_ckeditor_filename_exclude_characters

The CKEditor WYSIWYG for Gravity Forms itsg gf ckeditor filename exclude characters hook.

Description

apply_filters( 'itsg_gf_ckeditor_filename_exclude_characters', (unknown) $exclude_characters ); 

Parameters (1)

0. $exclude_characters (unknown)
The exclude characters.

Usage

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

Defined (1)

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

/gf_wysiwyg_ckeditor_plugin.php  
  1. $exclude_characters = (array)apply_filters( 'itsg_gf_ckeditor_filename_exclude_characters', $exclude_characters );