woocommerce_coupon_code

Format a coupon code.

Description

add_filter( 'woocommerce_coupon_code', (string) $html_entity_decode ); 

Parameters (1)

0. $html_entity_decode (string) => 'html_entity_decode'
The html entity decode.

Usage

To run the hook, copy the example below.
  1. $html_entity_decode = apply_filters( 'woocommerce_coupon_code', $html_entity_decode ); 
  2.  
  3. if ( !empty( $html_entity_decode ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the woocommerce_coupon_code callback 
  2. function filter_woocommerce_coupon_code( $html_entity_decode ) { 
  3. // make filter magic happen here... 
  4. return $html_entity_decode
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'woocommerce_coupon_code', 'filter_woocommerce_coupon_code', 10, 1 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'woocommerce_coupon_code', 'filter_woocommerce_coupon_code', 10, 1 ); 

Defined (3)

The filter is defined in the following location(s).

/includes/wc-core-functions.php  
  1. add_filter( 'woocommerce_coupon_code', 'html_entity_decode' ); 
  1. add_filter( 'woocommerce_coupon_code', 'sanitize_text_field' ); 
  1. add_filter( 'woocommerce_coupon_code', 'strtolower' ); // Coupons case-insensitive by default