vue computed v-model 结合使用

data() {
			return {
				vcodeBtnName: "获取验证码",
				countNum: 120,
				countDownTimer: null,
				ent: {}
			}
		},

		computed: {
			mobile: {
				get() {
					console.log('我被调用了')
					return this.ent.ent_mobile || ''
				},
				set(val) {
					this.ent.ent_mobile = val
				}
			}
		},