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Last change
on this file since 6fe77af was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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| 1 | var isIndex = require('./_isIndex');
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| 2 |
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| 3 | /**
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| 4 | * The base implementation of `_.nth` which doesn't coerce arguments.
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| 5 | *
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| 6 | * @private
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| 7 | * @param {Array} array The array to query.
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| 8 | * @param {number} n The index of the element to return.
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| 9 | * @returns {*} Returns the nth element of `array`.
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| 10 | */
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| 11 | function baseNth(array, n) {
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| 12 | var length = array.length;
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| 13 | if (!length) {
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| 14 | return;
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| 15 | }
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| 16 | n += n < 0 ? length : 0;
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| 17 | return isIndex(n, length) ? array[n] : undefined;
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| 18 | }
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| 19 |
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| 20 | module.exports = baseNth;
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