JS 清空对象的值

//方法一
var obj={'one':1,'two':2}
     for(let key in obj){
         obj[key]  = ''
     }
console.log(obj)   //{'one':'','two':''}

//方法二
 
let person={name:'kobe',gender:'男'}
Object.keys(person).forEach(key => (person[key] = ''));

//方法三
let obj = { "key1": 1, "key2": 2 };
// 赋值为空对象
obj = {};
//或者置为空
obj = null;