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@burglekitt/gmt

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Temporal-based date and time utilities with timezone support and polyfill integration

github.com/burglekitt/gmt

burglekitt/gmt

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/** * Return true when `timestamp` is a valid Unix milliseconds value. * * - Must be an integer (positive or negative, for dates before/after 1970). * - Returns false for non-numbers or non-integers. * * @param timestamp number candidate * @returns boolean indicating whether the timestamp is a valid Unix milliseconds value * * @example isValidUnixMilliseconds(1700000000000) // true * @example isValidUnixMilliseconds(-86400000) // true (1969-12-31) * @example isValidUnixMilliseconds(1.5) // false */ export declare function isValidUnixMilliseconds(timestamp: unknown): boolean;