WooCommerce Sort Products By SKU

Pre-Requisites

There are no pre-requisites in order for you to be able to implement this solution.

How To Implement This Solution?

Simply copy the pre-coded solution to your active theme’s functions.php or preferably the Code Snippets Plugin.

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About This Solution

For very rare cases, you may wish to allow customers to sort products by SKU. This use case would be useful in perhaps a B2B setting, events, or wholesaler.

/**
 * Snippet Name:	WooCommerce Sort Products By SKU
 * Snippet Author:	ecommercehints.com
 */

add_filter('woocommerce_catalog_orderby', 'ecommercehints_sku_sorting_option');
function ecommercehints_sku_sorting_option($options) {
	$options['sku'] = 'Sort by SKU';
	return $options;
}

add_filter('woocommerce_get_catalog_ordering_args', 'ecommercehints_sku_sorting_option_order');
function ecommercehints_sku_sorting_option_order($args) {
	if( isset($_GET['orderby']) && 'sku' === $_GET['orderby']) {
		$args['meta_key'] = '_sku';
		$args['orderby'] = array( 'meta_value' => 'ASC' ); // Ascending Order (A-Z). Change 'ASC' to 'DESC' for Descending Order (Z-A)
	}
	return $args;
}