Fatal error: Uncaught Error: Call to undefined function esc_html() in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\patterns\product-collection-4-columns.php:18 Stack trace: #0 {main} thrown in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\patterns\product-collection-4-columns.php on line 18