script判断了除2余0的结果。
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="vue.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div id="app">
<li v-for="n in evenNumbers">{{ n }}</li>
</div>
<script type="text/javascript">
var vm = new Vue({
el: '#app',
data: {
numbers: [ 1, 2, 3, 4, 5 ]
},
computed: {
evenNumbers: function () {
return this.numbers.filter(function (number) {
return number % 2 === 0
})
}
}
});
</script>
</style>
</body>
</html>