Controller Flash Functions any controller
Returns the value of a specific key in the Flash (or the entire Flash as a struct if no key is passed in).
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
| key | string | No | The key to get the value for. |
// Get the current value of notice in the Flash
notice = flash("notice");
// Get the entire Flash as a struct
flashContents = flash();