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49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
/**
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* lodash 3.0.0 (Custom Build) <https://lodash.com/>
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* Build: `lodash modern modularize exports="npm" -o ./`
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* Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
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* Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
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* Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
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* Available under MIT license <https://lodash.com/license>
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*/
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var baseSlice = require('lodash._baseslice'),
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isIterateeCall = require('lodash._isiterateecall');
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/**
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* Creates a slice of `array` with `n` elements taken from the end.
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*
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* @static
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* @memberOf _
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* @category Array
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* @param {Array} array The array to query.
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* @param {number} [n=1] The number of elements to take.
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* @param- {Object} [guard] Enables use as a callback for functions like `_.map`.
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* @returns {Array} Returns the slice of `array`.
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* @example
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*
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* _.takeRight([1, 2, 3]);
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* // => [3]
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*
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* _.takeRight([1, 2, 3], 2);
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* // => [2, 3]
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*
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* _.takeRight([1, 2, 3], 5);
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* // => [1, 2, 3]
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*
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* _.takeRight([1, 2, 3], 0);
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* // => []
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*/
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function takeRight(array, n, guard) {
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var length = array ? array.length : 0;
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if (!length) {
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return [];
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}
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if (guard ? isIterateeCall(array, n, guard) : n == null) {
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n = 1;
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}
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n = length - (+n || 0);
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return baseSlice(array, n < 0 ? 0 : n);
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}
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module.exports = takeRight;
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