comment_excerpt_length

Filters the amount of words used in the comment excerpt.

Description

apply_filters( 'comment_excerpt_length', (int) $int ); 

Parameters (1)

0. $int (int) => 20
The amount of words you want to display in the comment excerpt.

Usage

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

Defined (1)

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

/wp-includes/comment-template.php  
  1. $comment_excerpt_length = apply_filters( 'comment_excerpt_length', 20 );