gfpdf_blacklisted_fields

Skip over any of the following blacklisted fields.

Description

apply_filters( 'gfpdf_blacklisted_fields', (unknown) $captcha, (string) $password, (string) $page ); 

Parameters (3)

0. $captcha (unknown) => [ 'captcha'
The captcha.
1. $password (string) => 'password'
The password.
2. $page (string) => 'page' ]
The page.

Usage

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

Defined (1)

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

/src/view/View_PDF.php  
  1. $blacklisted = apply_filters( 'gfpdf_blacklisted_fields', [ 'captcha', 'password', 'page' ] );