posts_search │ filter-hook │ WP 3.0.0

Filters the search SQL that is used in the WHERE clause of WP_Query.

Usage

add_filter( 'posts_search', 'wp_kama_posts_search_filter', 10, 2 );

/**
 * Function for `posts_search` filter-hook.
 * 
 * @param string   $search Search SQL for WHERE clause.
 * @param WP_Query $query  The current WP_Query object.
 *
 * @return string
 */
function wp_kama_posts_search_filter( $search, $query ){

	// filter...
	return $search;
}

$search(string)

Search SQL for WHERE clause.

$query(WP_Query)

The current WP_Query object.

Changelog

Where the hook is called

$search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) );

Where the hook is used in WordPress