Amandam2018的博客

1.解构赋值 //数组解构 let [a,b,c] = [1,2,3] console.log(a) //1; console.log(b) //2; console.log(c) //3 //对象解构 let {foo,bar} = {foo:"test",bar:"try"} console.log(foo) //test console.log(bar) //try //字符串解构 let [a,b,c,d] = "test"; console.log(a) // t cons