HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="vue.js"></script>
</head>
<body>
<div id="app">
<div>
<form @submit.prevent="onSubmit" action="">
<input type="text">
<button type="submit">提交</button>
</form>
</div>
</div>
</body>
</html>
JS
<script type="text/javascript">
var app = new Vue({
el:'#app',
methods:{
onSubmit:function(){
console.log("onSubmit")
}
}
});
</script>

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