تابع ووکامرسی wc_walk_category_dropdown_tree دریافت walker دسته بندی درختی

تابع ووکامرسی wc_walk_category_dropdown_tree – دریافت walker دسته بندی درختی

wc_walk_category_dropdown_tree(); 

if ( !function_exists( 'wc_walk_category_dropdown_tree' ) ) { 
    require_once ABSPATH . PLUGINDIR . 'woocommerce/includes/wc-term-functions.php'; 
} 
 
  
// NOTICE! Understand what this does before running. 
$result = wc_walk_category_dropdown_tree(); 
    

function wc_walk_category_dropdown_tree() { 
    $args = func_get_args(); 
 
    if ( ! class_exists( 'WC_Product_Cat_Dropdown_Walker', false ) ) { 
        include_once( WC()->plugin_path() . '/includes/walkers/class-product-cat-dropdown-walker.php' ); 
    } 
 
    // the user's options are the third parameter 
    if ( empty( $args[2][walker] ) || ! is_a( $args[2][walker], 'Walker' ) ) { 
        $walker = new WC_Product_Cat_Dropdown_Walker; 
    } else { 
        $walker = $args[2][walker]; 
    } 
 
    return call_user_func_array( array( &$walker, 'walk' ), $args ); 
}