Function unwrap

  • unwrap<T>(value): T

  • Panics if the value is null or undefined or returns it otherwise

    Type Parameters

    • T

    Parameters

    • value: undefined | null | T

      Target value

    Returns T

    Unchanged value

    Throws

    If the value is null or undefined

    const fooOrUndefined = document.getElementById('foo'); // html element or `undefined`
    const foo = unwrap(fooOrUndefined); // exactly html element

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