ES6初识-解构赋值 数组解构赋值 [a,b]=[1,2]; 、 方法返回 function f(){ return [1,2] } let a,b; [a,b]=f();//a=1,b=2 function f1(){ return [1,2,3,4,5] } let a,b; [a,b]=f();//a=1,b=2 [a,,...b]=f1();//a=1;b=[3,4,5] 对象解构赋值 {a,b=1}={a:1,b:2}