term_search_min_chars

Filters the minimum number of characters required to fire a tag search via Ajax.

Description

apply_filters( 'term_search_min_chars', (int) $int, (WP_Taxonomy) $tax, (string) $s ); 

Parameters (3)

0. $int (int) => 2
The minimum number of characters required. Default 2.
1. $tax (WP_Taxonomy)
The taxonomy object.
2. $s (string)
The search term.

Usage

To run the hook, copy the example below.
  1. $int = apply_filters( 'term_search_min_chars', $int, $tax, $s ); 
  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 term_search_min_chars callback 
  2. function filter_term_search_min_chars( $int, $tax, $s ) { 
  3. // make filter magic happen here... 
  4. return $int
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'term_search_min_chars', 'filter_term_search_min_chars', 10, 3 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'term_search_min_chars', 'filter_term_search_min_chars', 10, 3 ); 

Defined (1)

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

/wp-admin/includes/ajax-actions.php  
  1. $term_search_min_chars = (int) apply_filters( 'term_search_min_chars', 2, $tax, $s );