Function sampleSize

test-app/public/sinon.js:20418–20426

* Gets `n` random elements at unique keys from `collection` up to the * size of `collection`. * * @static * @memberOf _ * @since 4.0.0 * @category Collection * @param {Array|Object} collection The collection to sample. * @param

(collection, n, guard)

         * // => [2, 3, 1]
         */
        function sampleSize(collection, n, guard) {
          if ((guard ? isIterateeCall(collection, n, guard) : n === undefined)) {
            n = 1;
          } else {
            n = toInteger(n);
          }
          var func = isArray(collection) ? arraySampleSize : baseSampleSize;
          return func(collection, n);
        }
    
        /**
         * Creates an array of shuffled values, using a version of the