wc-get-variable-product-dropdown-select-box.php

<?php


function wcfbt_get_variation_dropdown( $product_id ){
    /**
     * Create a inline dropdown for selecting available product variations
     */
    $product = wc_get_product( $product_id );

    // if product exists and has available variations to list.
    if( $product && ! empty( $product->get_variation_attributes() ) ){

        foreach ( $product->get_variation_attributes() as $attribute_name => $options ) : ?>

            <?php
                echo '<strong>' . wc_attribute_label( $attribute_name ) . ': </strong>';
                $selected = isset( $_REQUEST[ 'attribute_' . sanitize_title( $attribute_name ) ] ) ? wc_clean( urldecode( $_REQUEST[ 'attribute_' . sanitize_title( $attribute_name ) ] ) ) : $product->get_variation_default_attribute( $attribute_name );
                wc_dropdown_variation_attribute_options( array( 'options' => $options, 'attribute' => $attribute_name, 'product' => $product, 'selected' => $selected ) );
            ?>
            
        <?php endforeach;
        
    }

}