[**agentfootprint**](../README.md)

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[agentfootprint](/agentfootprint/api/generated/README.md) / isInjectionKey

# Function: isInjectionKey()

> **isInjectionKey**(`key`): `key is InjectionKey`

Defined in: [src/conventions.ts:339](https://github.com/footprintjs/agentfootprint/blob/d1cb45510740421f2b84b6de9f852a72e94bb106/src/conventions.ts#L339)

True when a scope key is any of the known injection keys.

## Parameters

### key

`string`

## Returns

`key is InjectionKey`
