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- var baseFlatten = require('./_baseFlatten'),
- baseRest = require('./_baseRest'),
- baseUniq = require('./_baseUniq'),
- isArrayLikeObject = require('./isArrayLikeObject');
-
- /**
- * Creates an array of unique values, in order, from all given arrays using
- * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
- * for equality comparisons.
- *
- * @static
- * @memberOf _
- * @since 0.1.0
- * @category Array
- * @param {...Array} [arrays] The arrays to inspect.
- * @returns {Array} Returns the new array of combined values.
- * @example
- *
- * _.union([2], [1, 2]);
- * // => [2, 1]
- */
- var union = baseRest(function(arrays) {
- return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));
- });
-
- module.exports = union;
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