Fix fatal error: Uncaught Error: [] operator not supported for strings in wordpress site

The error message you’re encountering, “fatal error: Uncaught Error: [] operator not supported for strings,” typically occurs in PHP when you attempt to use the array access operator ([]) on a string variable. In most cases, this indicates that you are trying to access a specific character or element of a string as if it…

How to remove product from Woocommerce checkout page using Ajax

To remove a product from the WooCommerce checkout page using AJAX, you’ll need to add some custom code to your theme’s functions.php file. Here’s a step-by-step guide: add_action( ‘wp_ajax_remove_product_from_cart’, ‘remove_product_from_cart’ ); add_action( ‘wp_ajax_nopriv_remove_product_from_cart’, ‘remove_product_from_cart’ ); function remove_product_from_cart() { $product_id = $_POST[‘product_id’]; $cart = WC()->instance()->cart; $cart_id = $cart->generate_cart_id($product_id); $cart_item_id = $cart->find_product_in_cart($cart_id); if($cart_item_id){ $cart->set_quantity($cart_item_id,0); } wp_die(); }…

How to add a user custom field into Woocommerce emails?

To add a custom field to WooCommerce emails, you can use the woocommerce_email_order_meta_fields filter hook. This hook allows you to add custom fields to the order emails. Here’s a step-by-step guide: add_action(‘woocommerce_checkout_update_order_meta’, ‘my_custom_checkout_field_update_order_meta’); function my_custom_checkout_field_update_order_meta($order_id) { if ($_POST[‘my_field_name’]) update_post_meta($order_id, ‘My Field’, esc_attr($_POST[‘my_field_name’])); } In this example, my_field_name is the name of the input field in…

How to retrieve forminator form entries from the database?

Forminator is a popular WordPress plugin used for creating and managing forms. The function Forminator_Form_Entry_Model::list_entries() is used to retrieve a list of form entries from the database. Here’s what each parameter means: To use this function, you would typically include it in your PHP code within a WordPress context. For example: $form_id = 1; $per_page…

How to fix Fatal error: Cannot use ::class with dynamic class name in wordpress site

The error message you are encountering, “Fatal error: Cannot use ::class with a dynamic class name,” occurs when you try to use the ::class notation with a dynamically generated class name. This issue is not specific to WordPress; it is a limitation in PHP when trying to use the ::class feature with a variable. The…