{
let a=1;
let l=2;
let es5 ={
a:a,
l:l
}
let es6 ={
a,
l
}
console.log(es5,es6);
let es5_method={
hello:function={
console.log('hello');
}
};
let es6_method = {
hello(){
console.log('hello');
}
}
let a='b';
let es5_obj={
a:'c',
b:'c'
};
let es6_obj={
[a]:'c'
};
console.log(es5_obj,es6_obj);
}
{
console.log('字符串',Object.is('abc','abc'),'abc'==='abc');
console.log('数组',Object.is([],[]),[]===[]);
console.log('拷贝',Object.assign({a:'a'},{b:'b'}));
let test={
k:123,
0:345
}
for (let [key,value] of Object.entries(test)){
console.log([key,value]);
}
}
console