WooCommerce_Custom_Field.php

<?php
function woocommerce_product_custom_fields()
{
    global $woocommerce, $post;
    echo '<div class="product_custom_field">';
    woocommerce_wp_text_input(
        array(
            'id'          => '_custom_product_title',
            'placeholder' => __('Arabic Product Title'),
            'label'       => __('Arabic Product Title', 'woocommerce'),
            'desc_tip'    => 'true'
        )
    );
	woocommerce_wp_textarea_input(
        array(
            'id'          => '_arabic_short_desc',
            'placeholder' => __('Arabic Short Description'),
            'label'       => __('Arabic Short Description', 'woocommerce')
        )
    );
	woocommerce_wp_textarea_input(
        array(
            'id'          => '_arabic_desc',
            'placeholder' => __('Arabic Description'),
            'label'       => __('Arabic Description', 'woocommerce')
        )
    );
    echo '</div>';
}
// Display Fields
add_action('woocommerce_product_options_general_product_data', 'woocommerce_product_custom_fields');

function woocommerce_product_custom_fields_save($post_id)
{
// Custom Product Text Field
$wccp_title = $_POST['_custom_product_title'];
  if (!empty($wccp_title))
     update_post_meta($post_id, '_custom_product_title', esc_attr($wccp_title));

$wccp_short_desc = $_POST['_arabic_short_desc'];
  if (!empty($wccp_short_desc))
     update_post_meta($post_id, '_arabic_short_desc', esc_html($wccp_short_desc));

	
$wccp_desc = $_POST['_arabic_desc'];
  if (!empty($wccp_desc))
     update_post_meta($post_id, '_arabic_desc', esc_html($wccp_desc));
}

add_action('woocommerce_process_product_meta', 'woocommerce_product_custom_fields_save');

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