woocommerce_save_product_variation
function variation_settings_fields( $loop, $variation_data, $variation ) {
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_text_field[' . $variation->ID . ']',
'label' => __( 'My Text Field', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_text_field', true )
)
);
}
add_action( 'woocommerce_product_after_variable_attributes', 'variation_settings_fields', 10, 3 );
function save_variation_settings_fields( $post_id ) {
// Text Field
$text_field = $_POST['_text_field'][ $post_id ];
if ( ! empty( $text_field ) ) {
update_post_meta( $post_id, '_text_field', esc_attr( $text_field ) );
}
}
add_action( 'woocommerce_save_product_variation', 'save_variation_settings_fields', 10, 2 );