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on this file since 84d0fbb was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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[6a3a178] | 1 | var baseSlice = require('./_baseSlice'),
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| 2 | toInteger = require('./toInteger');
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| 3 |
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| 4 | /**
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| 5 | * Creates a slice of `array` with `n` elements taken from the end.
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| 6 | *
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| 7 | * @static
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| 8 | * @memberOf _
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| 9 | * @since 3.0.0
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| 10 | * @category Array
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| 11 | * @param {Array} array The array to query.
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| 12 | * @param {number} [n=1] The number of elements to take.
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| 13 | * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
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| 14 | * @returns {Array} Returns the slice of `array`.
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| 15 | * @example
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| 16 | *
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| 17 | * _.takeRight([1, 2, 3]);
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| 18 | * // => [3]
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| 19 | *
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| 20 | * _.takeRight([1, 2, 3], 2);
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| 21 | * // => [2, 3]
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| 22 | *
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| 23 | * _.takeRight([1, 2, 3], 5);
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| 24 | * // => [1, 2, 3]
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| 25 | *
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| 26 | * _.takeRight([1, 2, 3], 0);
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| 27 | * // => []
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| 28 | */
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| 29 | function takeRight(array, n, guard) {
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| 30 | var length = array == null ? 0 : array.length;
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| 31 | if (!length) {
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| 32 | return [];
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| 33 | }
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| 34 | n = (guard || n === undefined) ? 1 : toInteger(n);
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| 35 | n = length - n;
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| 36 | return baseSlice(array, n < 0 ? 0 : n, length);
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| 37 | }
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| 38 |
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| 39 | module.exports = takeRight;
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