postmeta_form_limit │ filter-hook │ WP 2.1.0

Filters the number of custom fields to retrieve for the drop-down in the Custom Fields meta box.

Usage

add_filter( 'postmeta_form_limit', 'wp_kama_postmeta_form_limit_filter' );

/**
 * Function for `postmeta_form_limit` filter-hook.
 * 
 * @param int $limit Number of custom fields to retrieve.
 *
 * @return int
 */
function wp_kama_postmeta_form_limit_filter( $limit ){

	// filter...
	return $limit;
}

$limit(int)

Number of custom fields to retrieve.
Default: 30

Changelog

Where the hook is called

$limit = apply_filters( 'postmeta_form_limit', 30 );

Where the hook is used in WordPress