woocommerce_admin_meta_boxes_variations_per_page │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_admin_meta_boxes_variations_per_page', 'wp_kama_woocommerce_admin_meta_boxes_variations_per_page_filter' );

/**
 * Function for `woocommerce_admin_meta_boxes_variations_per_page` filter-hook.
 * 
 * @param  $15 
 *
 * @return 
 */
function wp_kama_woocommerce_admin_meta_boxes_variations_per_page_filter( $15 ){

	// filter...
	return $15;
}

$15

-

Where the hook is called

'variations_per_page'                 => absint( apply_filters( 'woocommerce_admin_meta_boxes_variations_per_page', 15 ) ),

$variations_per_page    = absint( apply_filters( 'woocommerce_admin_meta_boxes_variations_per_page', 15 ) );

Where the hook is used in WooCommerce