Function truthy

Returns true if value is truthy, useful with Array.prototype.filter and TypeScript ([].filter(Boolean) won't filter out falsy values from the types)

  • truthy<T>(val: undefined | null | false | "" | 0 | T): val is T

  • Type Parameters

    • T

    Parameters

    • val: undefined | null | false | "" | 0 | T

      test value

    Returns val is T

    • is value truthy

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