// 数组合并 var array1 = [1, 2, 3]; var array2 = [4, 5, 6]; var array3 = [...array1, ...array2, 7, 8]; //[1,2,3,4,5,6,7,8] array1.push(...array2 )// 当然也可以使用concat等数组合并方法,但是扩展运算符提供了一种新的方式
参考文档:https://www.jianshu.com/p/345ca5553b53
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