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41 lines
1.2 KiB
41 lines
1.2 KiB
var startOfWeek = require('../start_of_week/index.js') |
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/** |
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* @category Week Helpers |
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* @summary Are the given dates in the same week? |
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* |
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* @description |
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* Are the given dates in the same week? |
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* |
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* @param {Date|String|Number} dateLeft - the first date to check |
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* @param {Date|String|Number} dateRight - the second date to check |
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* @param {Object} [options] - the object with options |
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* @param {Number} [options.weekStartsOn=0] - the index of the first day of the week (0 - Sunday) |
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* @returns {Boolean} the dates are in the same week |
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* |
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* @example |
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* // Are 31 August 2014 and 4 September 2014 in the same week? |
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* var result = isSameWeek( |
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* new Date(2014, 7, 31), |
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* new Date(2014, 8, 4) |
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* ) |
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* //=> true |
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* |
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* @example |
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* // If week starts with Monday, |
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* // are 31 August 2014 and 4 September 2014 in the same week? |
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* var result = isSameWeek( |
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* new Date(2014, 7, 31), |
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* new Date(2014, 8, 4), |
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* {weekStartsOn: 1} |
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* ) |
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* //=> false |
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*/ |
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function isSameWeek (dirtyDateLeft, dirtyDateRight, dirtyOptions) { |
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var dateLeftStartOfWeek = startOfWeek(dirtyDateLeft, dirtyOptions) |
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var dateRightStartOfWeek = startOfWeek(dirtyDateRight, dirtyOptions) |
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return dateLeftStartOfWeek.getTime() === dateRightStartOfWeek.getTime() |
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} |
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module.exports = isSameWeek
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