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21 lines
686 B
21 lines
686 B
4 weeks ago
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'use strict';
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var $ = require('../internals/export');
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var uncurryThis = require('../internals/function-uncurry-this');
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var toIntegerOrInfinity = require('../internals/to-integer-or-infinity');
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var DatePrototype = Date.prototype;
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var thisTimeValue = uncurryThis(DatePrototype.getTime);
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var setFullYear = uncurryThis(DatePrototype.setFullYear);
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// `Date.prototype.setYear` method
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// https://tc39.es/ecma262/#sec-date.prototype.setyear
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$({ target: 'Date', proto: true }, {
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setYear: function setYear(year) {
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// validate
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thisTimeValue(this);
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var yi = toIntegerOrInfinity(year);
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var yyyy = yi >= 0 && yi <= 99 ? yi + 1900 : yi;
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return setFullYear(this, yyyy);
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}
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});
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