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Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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File size:
345 bytes
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| 1 | module.exports = function (xs, fn) {
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| 2 | var res = [];
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| 3 | for (var i = 0; i < xs.length; i++) {
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| 4 | var x = fn(xs[i], i);
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| 5 | if (isArray(x)) res.push.apply(res, x);
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| 6 | else res.push(x);
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| 7 | }
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| 8 | return res;
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| 9 | };
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| 10 |
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| 11 | var isArray = Array.isArray || function (xs) {
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| 12 | return Object.prototype.toString.call(xs) === '[object Array]';
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| 13 | };
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