@microsoft/fast-element > HydrationControllerCallbacks > hydrationStarted

HydrationControllerCallbacks.hydrationStarted() method

Called once when the first element enters the hydration pipeline. This is the earliest point at which we know a component has been async-defined with defer-and-hydrate, a template is pending via <f-template>, and the element has needs-hydration.

Signature:

hydrationStarted?(): void;

Returns:

void