Lodash xor method
语法：
Creates an array of unique values that is the symmetric difference of the given arrays. The order of result values is determined by the order they occur in the arrays.
参数
array (Array) − The array to inspect.
输出：
(Array) − Returns the new array of filtered values.
实例：
var _ = require('lodash');
var numbers = [ 1, 2 ]
var result = _.xor(numbers, [2, 3]);
console.log(result);
Save the above program in
tester.js. Run the following command to execute this program.
命令：
输出：
