VueMVVM双向数据绑定代码实例

<input type="text" id="input">


 let obj = {name: ''};
    let temp = {};
    Object.defineProperty(obj, "name", {
        get() {
            return temp["name"];
        },
        set(val) {
            temp['name'] = val;
            input.value = val;
        }
    });
    input.value = obj.name;
    input.addEventListener('input', function () {
        obj.name = this.value;
    })