woocommerce_admin_report_columns │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_admin_report_columns', 'wp_kama_woocommerce_admin_report_columns_filter', 10, 3 );

/**
 * Function for `woocommerce_admin_report_columns` filter-hook.
 * 
 * @param  $report_columns          
 * @param  $context                 
 * @param  $self::get_db_table_name 
 *
 * @return 
 */
function wp_kama_woocommerce_admin_report_columns_filter( $report_columns, $context, $self::get_db_table_name ){

	// filter...
	return $report_columns;
}

$report_columns

-

$context

-

$self::get_db_table_name

-

Where the hook is called

$this->report_columns = apply_filters(
	'woocommerce_admin_report_columns',
	$this->report_columns,
	$this->context,
	self::get_db_table_name()
);

Where the hook is used in WooCommerce