Interface NegatedAssertionFunction<AssertedType>

Type Parameters

• AssertedType

• NegatedAssertionFunction<Value>(
      value: Value,
  ): value is Exclude<Value, AssertedType>

  For use as a predicate callback. Prefer using ! instead if you are not using it as a predicate.

  Type Parameters

  • Value

  Parameters

  • value: Value

  Returns value is Exclude<Value, AssertedType>

  Example

  // exclude all strings
  [].filter(isNotString)
  Copy