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es-toolkit

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A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

es-toolkit.dev

toss/es-toolkit

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/** * Returns the default value for `null`, `undefined`, and `NaN`. * * @template T - The type of the value parameter * @param {T | null | undefined} value - The value to check. * @param {T} defaultValue - The default value to return if the first value is null, undefined, or NaN. * @returns {T} Returns either the first value or the default value. */ declare function defaultTo<T>(value: T | null | undefined, defaultValue: T): T; /** * Returns the default value for `null`, `undefined`, and `NaN`. * * @template T - The type of the value parameter * @template D - The type of the defaultValue parameter * @param {T | null | undefined} value - The value to check. * @param {D} defaultValue - The default value to return if the first value is null, undefined, or NaN. * @returns {T | D} Returns either the first value or the default value. */ declare function defaultTo<T, D>(value: T | null | undefined, defaultValue: D): T | D; export { defaultTo };