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29 lines
901 B
29 lines
901 B
var parse = require('../parse/index.js') |
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/** |
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* @category Millisecond Helpers |
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* @summary Get the number of milliseconds between the given dates. |
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* |
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* @description |
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* Get the number of milliseconds between the given dates. |
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* |
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* @param {Date|String|Number} dateLeft - the later date |
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* @param {Date|String|Number} dateRight - the earlier date |
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* @returns {Number} the number of milliseconds |
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* |
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* @example |
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* // How many milliseconds are between |
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* // 2 July 2014 12:30:20.600 and 2 July 2014 12:30:21.700? |
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* var result = differenceInMilliseconds( |
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* new Date(2014, 6, 2, 12, 30, 21, 700), |
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* new Date(2014, 6, 2, 12, 30, 20, 600) |
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* ) |
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* //=> 1100 |
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*/ |
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function differenceInMilliseconds (dirtyDateLeft, dirtyDateRight) { |
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var dateLeft = parse(dirtyDateLeft) |
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var dateRight = parse(dirtyDateRight) |
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return dateLeft.getTime() - dateRight.getTime() |
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} |
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module.exports = differenceInMilliseconds
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