SOURCE

<script src="https://cdn.bootcss.com/vue/2.6.14/vue.min.js"></script>
<div id="app">
    {{1}}
    <div>
        value: {{value}}
        <button @click="value = 2">value = 2</button>
        <button @click="value = 4">value = 4</button>
        <button @click="sure()">确定</button>
        <button @click="close()">取消</button>
    </div>

    <div>
        <input type="radio" value='1' v-model="value">
        <input type="radio" value='3' v-model="value">
        <input type="radio" :checked="value == 2 || value == 4">
    </div>
</div>
<script>
    new Vue({
        el: '#app',
        data(){
            return {
                value: ''
            }
        },
        methods: {
            close(){
                console.log('取消事件--1111')
                if(!this.value){
                    this.value=''
                }
            },
            sure(){
                console.log('确认事件--1111')
                this.value=value
                if(this.value=='2' || this.value=='4'){
                }else {
                alert("请选择修改后审核路径");
                return false;
                }
            },
        }
    })
</script>