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Home > @loopback/context > Context > getBinding
Context.getBinding() method
Look up a binding by key in the context and its ancestors. If no matching binding is found and options.optional is not set to true, an error will be thrown.
Signature:
getBinding<ValueType>(key: BindingAddress<ValueType>, options?: {
optional?: boolean;
}): Binding<ValueType> | undefined;
Parameters
| Parameter | Type | Description |
|---|---|---|
| key | BindingAddress<ValueType> | Binding key |
| options | { optional?: boolean; } | (Optional) Options to control if the binding is optional. If options.optional is set to true, the method will return undefined instead of throwing an error if the binding key is not found. |
Returns:
Binding<ValueType> | undefined