wpo_wcpdf_order_subtotal

The WooCommerce PDF Invoices & Packing Slips wpo wcpdf order subtotal hook.

Description

apply_filters( 'wpo_wcpdf_order_subtotal', (number) $subtotal, (unknown) $tax, (number) $discount ); 

Parameters (3)

0. $subtotal (number)
The subtotal.
1. $tax (unknown)
The tax.
2. $discount (number)
The discount.

Usage

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

Defined (1)

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

/includes/class-wcpdf-functions.php  
  1. return apply_filters( 'wpo_wcpdf_order_subtotal', $subtotal, $tax, $discount );