Function asString

asString(value: unknown): Optional<string>
Narrows an unknown value to a string if it is type-compatible, or returns undefined otherwise.
Parameters
- value: unknown
  The value to test.
Returns Optional<string>
- Defined in narrowing/as.ts:37
asString(value: unknown, defaultValue: string): string
Narrows an unknown value to a string if it is type-compatible, or returns the provided default otherwise.
Parameters
- value: unknown
  The value to test.
- defaultValue: string
  The default to return if value was undefined or of the incorrect type.
Returns string
- Defined in narrowing/as.ts:44