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Bump to v3.0.0.
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31
collection/reduceRight.js
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31
collection/reduceRight.js
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import arrayReduceRight from '../internal/arrayReduceRight';
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import baseCallback from '../internal/baseCallback';
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import baseEachRight from '../internal/baseEachRight';
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import baseReduce from '../internal/baseReduce';
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import isArray from '../lang/isArray';
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/**
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* This method is like `_.reduce` except that it iterates over elements of
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* `collection` from right to left.
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*
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* @static
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* @memberOf _
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* @alias foldr
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* @category Collection
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* @param {Array|Object|string} collection The collection to iterate over.
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* @param {Function} [iteratee=_.identity] The function invoked per iteration.
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* @param {*} [accumulator] The initial value.
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* @param {*} [thisArg] The `this` binding of `iteratee`.
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* @returns {*} Returns the accumulated value.
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* @example
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*
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* var array = [[0, 1], [2, 3], [4, 5]];
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* _.reduceRight(array, function(flattened, other) { return flattened.concat(other); }, []);
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* // => [4, 5, 2, 3, 0, 1]
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*/
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function reduceRight(collection, iteratee, accumulator, thisArg) {
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var func = isArray(collection) ? arrayReduceRight : baseReduce;
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return func(collection, baseCallback(iteratee, thisArg, 4), accumulator, arguments.length < 3, baseEachRight);
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}
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export default reduceRight;
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