/*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License.
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*/
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/**
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* @internal
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* Checks if a given date string is in ISO 8601 format.
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*
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* @param dateString - The date string to be checked.
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* @returns boolean - Returns true if the date string is in ISO 8601 format, otherwise false.
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*/
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export function isIso8601(dateString: number | string): boolean {
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if (typeof dateString !== "string") {
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return false;
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}
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const date = new Date(dateString);
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return !isNaN(date.getTime()) && date.toISOString() === dateString;
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}
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