public function CheckoutFlowInterface::getPreviousStepId in Commerce Core 8.2

Gets the previous step ID for the given step ID.

Note that we’re not calling getVisibleSteps() on purpose here to bypass its static caching which may no longer be valid due to previous panes altering the order.

Parameters

string $step_id: The step ID.

Return value

string|null The previous step, or NULL if there is none.

1 method overrides CheckoutFlowInterface::getPreviousStepId()

CheckoutFlowBase::getPreviousStepId in modules/checkout/src/Plugin/Commerce/CheckoutFlow/CheckoutFlowBase.php

Gets the previous step ID for the given step ID.

File

modules/checkout/src/Plugin/Commerce/CheckoutFlow/CheckoutFlowInterface.php, line 43

Class

CheckoutFlowInterface

Places an order through a series of steps.

Namespace

Drupal\commerce_checkout\Plugin\Commerce\CheckoutFlow

Code

public function getPreviousStepId($step_id);