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11 lines
256 B
11 lines
256 B
4 years ago
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'use strict';
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var floor = require('./floor');
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// https://262.ecma-international.org/5.1/#sec-15.9.1.3
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module.exports = function DayFromYear(y) {
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return (365 * (y - 1970)) + floor((y - 1969) / 4) - floor((y - 1901) / 100) + floor((y - 1601) / 400);
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};
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