woocommerce_coupon_code filter-hookWC 3.0.0

Format a coupon code.

Usage

add_filter( 'woocommerce_coupon_code', 'wp_kama_woocommerce_coupon_code_filter' );

/**
 * Function for `woocommerce_coupon_code` filter-hook.
 * 
 * @param string $value Coupon code to format.
 *
 * @return string
 */
function wp_kama_woocommerce_coupon_code_filter( $value ){

	// filter...
	return $value;
}
$value(string)
Coupon code to format.

Changelog

Since 3.0.0 Introduced.

Where the hook is called

wc_format_coupon_code()
woocommerce_coupon_code
woocommerce/includes/wc-formatting-functions.php 368
return apply_filters( 'woocommerce_coupon_code', $value );

Where the hook is used in WooCommerce

woocommerce/includes/wc-core-functions.php 39
add_filter( 'woocommerce_coupon_code', 'html_entity_decode' );
woocommerce/includes/wc-core-functions.php 40
add_filter( 'woocommerce_coupon_code', 'wc_sanitize_coupon_code' );
woocommerce/includes/wc-core-functions.php 41
add_filter( 'woocommerce_coupon_code', 'wc_strtolower' );