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16.VUE學習之- v-for指令的使用方法

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <!--<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>-->
    <script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
<div id="hdcms">
    <table border="1">
        <tr>
            <th>序號</th>
            <th>編號</th>
            <th>標題</th>
            <th>老師</th>
        </tr>
        <tbody>
        <!--可以用for in news 也可以用for of news-->
        <!--key是當前迴圈的每幾條,是從0開始的-->
        <tr v-for="(field,key) of news">
            <td>{{key+1}}</td>
            <td>{{field.id}}</td>
            <td>{{field.title}}</td>
            <td>{{name}}</td> <!--每次都取name值,不變-->
        </tr>
        </tbody>
    </table>
</div>
<script>
    var app = new Vue({
        el: '#hdcms',
        data: {
            name:'向軍老師',
            news:[
                {id:22,title:'houdunren.com'},
                {id:77,title:'後盾人'}
            ]
        }
    });
</script>
</body>
</html>

效果: