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Home > @loopback/core > Application > lifeCycleObserver
Application.lifeCycleObserver() method
Register a life cycle observer class
Signature:
lifeCycleObserver<T extends LifeCycleObserver>(ctor: Constructor<T>, nameOrOptions?: string | BindingFromClassOptions): Binding<T>;
Parameters
| Parameter | Type | Description |
|---|---|---|
|
ctor |
Constructor<T> |
A class implements LifeCycleObserver |
|
nameOrOptions |
string | BindingFromClassOptions |
(Optional) Optional name or options for the life cycle observer |
Returns:
Binding<T>