18 lines
760 B
JavaScript
18 lines
760 B
JavaScript
'use strict';
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var toObject = require('../internals/to-object');
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var toAbsoluteIndex = require('../internals/to-absolute-index');
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var lengthOfArrayLike = require('../internals/length-of-array-like');
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// `Array.prototype.fill` method implementation
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// https://tc39.es/ecma262/#sec-array.prototype.fill
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module.exports = function fill(value /* , start = 0, end = @length */) {
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var O = toObject(this);
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var length = lengthOfArrayLike(O);
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var argumentsLength = arguments.length;
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var index = toAbsoluteIndex(argumentsLength > 1 ? arguments[1] : undefined, length);
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var end = argumentsLength > 2 ? arguments[2] : undefined;
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var endPos = end === undefined ? length : toAbsoluteIndex(end, length);
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while (endPos > index) O[index++] = value;
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return O;
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};
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