Tribe__Tickets__Commerce__PayPal__Cart__Unmanaged::exists( $criteria = array() )

{@inheritdoc}

Source

File: src/Tribe/Commerce/PayPal/Cart/Unmanaged.php 

	public function exists( array $criteria = array() ) {
		if ( null !== $this->invoice_number ) {
			$invoice_number = $this->invoice_number;
		} else {
			$invoice_number = $this->read_invoice_number();
		}

		if ( false === $invoice_number ) {
			return false;
		}

		return (bool) get_transient( self::get_transient_name( $invoice_number ) );
	}

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