woocommerce_email_subject_<id>

Get email subject.

Description

(string) apply_filters( 'woocommerce_email_subject_<id>', (string) $this_format_string_this_subject, (unknown) $this_object ); 

Returns (string)

Parameters (2)

0. $this_format_string_this_subject (string)
The this format string this subject.
1. $this_object (unknown)
The this object.

Usage

To run the hook, copy the example below.
  1. $this_format_string_this_subject = apply_filters( 'woocommerce_email_subject_{$id}', $this_format_string_this_subject, $this_object ); 
  2.  
  3. if ( !empty( $this_format_string_this_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_<id> callback 
  2. function filter_woocommerce_email_subject_id( $this_format_string_this_subject, $this_object ) { 
  3. // make filter magic happen here... 
  4. return $this_format_string_this_subject
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( "woocommerce_email_subject_{$id}", 'filter_woocommerce_email_subject_id', 10, 2 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( "woocommerce_email_subject_{$id}", 'filter_woocommerce_email_subject_id', 10, 2 ); 

Defined (1)

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

/includes/emails/class-wc-email.php  
  1. return apply_filters( 'woocommerce_email_subject_' . $this->id, $this->format_string( $this->subject ), $this->object );