18 lines
634 B
JavaScript
18 lines
634 B
JavaScript
var global = require('../internals/global');
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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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var createProperty = require('../internals/create-property');
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var Array = global.Array;
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var max = Math.max;
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module.exports = function (O, start, end) {
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var length = lengthOfArrayLike(O);
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var k = toAbsoluteIndex(start, length);
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var fin = toAbsoluteIndex(end === undefined ? length : end, length);
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var result = Array(max(fin - k, 0));
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for (var n = 0; k < fin; k++, n++) createProperty(result, n, O[k]);
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result.length = n;
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return result;
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};
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