woocommerce_email_subject_backorder

The WooCommerce woocommerce email subject backorder hook.

Description

apply_filters( 'woocommerce_email_subject_backorder', (unknown) $subject, (unknown) $args ); 

Parameters (2)

0. $subject (unknown)
The subject.
1. $args (unknown)
The args.

Usage

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

Defined (1)

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

/includes/class-wc-emails.php  
  1. apply_filters( 'woocommerce_email_subject_backorder', $subject, $args ),