23 lines
615 B
TypeScript
23 lines
615 B
TypeScript
/**
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* @name isSunday
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* @category Weekday Helpers
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* @summary Is the given date Sunday?
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*
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* @description
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* Is the given date Sunday?
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*
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* @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
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*
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* @param date - The date to check
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*
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* @returns The date is Sunday
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*
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* @example
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* // Is 21 September 2014 Sunday?
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* const result = isSunday(new Date(2014, 8, 21))
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* //=> true
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*/
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export declare function isSunday<DateType extends Date>(
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date: DateType | number | string,
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): boolean;
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