apply_filters( 'learndash_purchase_invoice_styles', boolean $include_purchase_invoice_styles, int $purchase_invoice_id )
Filters whether to include purchase_invoice CSS styles in purchase_invoice content or not.
apply_filters( 'learndash_purchase_invoice_styles', boolean $include_purchase_invoice_styles, int $purchase_invoice_id )
Filters whether to include purchase_invoice CSS styles in purchase_invoice content or not.