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xorWith.js
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xorWith.js
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define(['./_arrayFilter', './_baseRest', './_baseXor', './isArrayLikeObject', './last'], function(arrayFilter, baseRest, baseXor, isArrayLikeObject, last) {
/** Used as a safe reference for `undefined` in pre-ES5 environments. */
var undefined;
/**
* This method is like `_.xor` except that it accepts `comparator` which is
* invoked to compare elements of `arrays`. The order of result values is
* determined by the order they occur in the arrays. The comparator is invoked
* with two arguments: (arrVal, othVal).
*
* @static
* @memberOf _
* @since 4.0.0
* @category Array
* @param {...Array} [arrays] The arrays to inspect.
* @param {Function} [comparator] The comparator invoked per element.
* @returns {Array} Returns the new array of filtered values.
* @example
*
* var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];
* var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];
*
* _.xorWith(objects, others, _.isEqual);
* // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]
*/
var xorWith = baseRest(function(arrays) {
var comparator = last(arrays);
if (isArrayLikeObject(comparator)) {
comparator = undefined;
}
return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator);
});
return xorWith;
});