| 1 | var makeIterator = require('../function/makeIterator_');
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| 2 |
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| 3 | /**
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| 4 | * Array map
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| 5 | */
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| 6 | function map(arr, callback, thisObj) {
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| 7 | callback = makeIterator(callback, thisObj);
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| 8 | var results = [];
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| 9 | if (arr == null){
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| 10 | return results;
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| 11 | }
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| 12 |
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| 13 | var i = -1, len = arr.length;
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| 14 | while (++i < len) {
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| 15 | results[i] = callback(arr[i], i, arr);
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| 16 | }
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| 17 |
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| 18 | return results;
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| 19 | }
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| 20 |
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| 21 | module.exports = map;
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| 22 |
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