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📜  javascript 数组 concat 扩展运算符 - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:04:13.956000             🧑  作者: Mango

代码示例1
const arr1 = [1,2,3]
const arr2 = [4,5,6]
const arr3 = [...arr1, ...arr2] //arr3 ==> [1,2,3,4,5,6]