• Type guard for an array of a given type name.

    Type Parameters

    • TypeOfName extends
          | "string"
          | "number"
          | "bigint"
          | "boolean"
          | "symbol"
          | "undefined"
          | "object"
          | "function"

    Parameters

    • arg: unknown

      Expression that is to be determined whether it is an array or not.

    • typeName: TypeOfName

      Name of the type of elements.

    Returns arg is FromTypeOfName<TypeOfName>[]

    Whether arg is an array of elements of type specified by typeName.

  • Type guard for an array of a given type T determined by a given type guard.

    Type Parameters

    • T

      The type of the element of the array.

    Parameters

    • arg: unknown

      Expression that is to be determined whether it is an array or not.

    • pred: TypeGuardOf<T>

      The type guard for element T.

    Returns arg is T[]

    Whether arg is an array of elements of type T.

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