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import baseFlatten from './.internal/baseFlatten.js'
import baseUniq from './.internal/baseUniq.js'
import isArrayLikeObject from './isArrayLikeObject.js'
/**
* 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.
*
* @since 0.1.0
* @category Array
* @param {...Array} [arrays] The arrays to inspect.
* @returns {Array} Returns the new array of combined values.
* @see difference, unionBy, unionWith, without, xor, xorBy
* @example
*
* union([2, 3], [1, 2])
* // => [2, 3, 1]
*/
function union(...arrays) {
return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true))
}
export default union
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