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<component :is="c" >
    </component>

通过component动态设置组件

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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@include file="/WEB-INF/webpage/common/taglibs.jspf"%>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>${title}</title>
    <meta name="decorator" content="single"/>
    <script src="/static/common/js/vue.js"></script>

    <link rel="stylesheet" href="https://unpkg.com/iview/dist/styles/iview.css">

    <script type="text/javascript" src="/static/common/js/iview.min.js"></script>

</head>
<body>
<div id="app">
    <component :is="c" >
    </component>

    <i-button @click="changeC('A')">A</i-button>
    <i-button @click="changeC('B')">B</i-button>
    <i-button @click="changeC('C')">C</i-button>

</div>



<script>


    var app=new Vue({
        el:"#app",
        data:{
            c:"comA",
        },
        components:{
            "comA":{
                template:"<div>comA content</div>"
            },
            "comB":{
                template:"<div>comB content</div>"
            },
            "comC":{
                template:"<div>comC content</div>"
            },
        },
        methods:{
            changeC:function(c){
                this.c="com"+c;
            },
        },
        computed:{

        }
    })
</script>
</body>

</html>