答案 0 :(得分:0)
add_action('woocommerce_product_options_general_product_data', 'my_custom_fields');
function my_custom_fields() {
$field = array(
//This ID will be use on the _postmeta table as key_name
'id' => 'my_custom_message',
//Text that goes inside the label tag
'label' => 'Message:',
//This text will appear on the description column
'description' => 'This is a custom message not part of WooCommerce',
//Boolean that determines the display of the description
'desc_tip' => true,
//Standard html input placeholder
'placeholder' => 'Type a message',
);
woocommerce_wp_text_input($field);
}
add_action('woocommerce_process_product_meta', 'save_my_custom_fields');
function save_my_custom_fields($post_id) {
update_post_meta(
$post_id,
'my_custom_message',
esc_attr($POST['my_custom_message'])
);
}
请尝试使用上面的代码,并将id字段替换为所需的参数