woocommerce_attribute_label │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_attribute_label', 'wp_kama_woocommerce_attribute_label_filter', 10, 3 );

/**
 * Function for `woocommerce_attribute_label` filter-hook.
 * 
 * @param  $label   
 * @param  $name    
 * @param  $product 
 *
 * @return 
 */
function wp_kama_woocommerce_attribute_label_filter( $label, $name, $product ){

	// filter...
	return $label;
}

$label

-

$name

-

$product

-

Where the hook is called

return apply_filters( 'woocommerce_attribute_label', $label, $name, $product );

Where the hook is used in WooCommerce

add_filter( 'woocommerce_attribute_label', 'wp_kses_post', 100 );

add_filter( 'woocommerce_attribute_label', array( $this, 'translate_meta_data' ), 10, 3 );