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17 行
500 B
17 行
500 B
var baseClamp = require('./_baseClamp'),
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copyArray = require('./_copyArray'),
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shuffleSelf = require('./_shuffleSelf');
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/**
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* A specialized version of `_.sampleSize` for arrays.
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*
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* @private
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* @param {Array} array The array to sample.
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* @param {number} n The number of elements to sample.
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* @returns {Array} Returns the random elements.
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*/
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function arraySampleSize(array, n) {
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return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));
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}
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module.exports = arraySampleSize;
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