Posted in Javascript onMarch 08, 2017
v-model这个指令只能用在<input>, <select>,<textarea>这些表单元素上，所谓双向绑定，指的就是我们在js中的vue实例中的data与其渲染的dom元素上的内容保持一致，两者无论谁被改变，另一方也会相应的更新为相同的数据。
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="../js/Vue.js" charset="utf-8"></script>
<script type="text/javascript">
window.onload = function(){
var vm = new Vue({
el:'#box',
data:{
msg:'welcome vue'
}
});
}
</script>
</head>
<body>
<div id="box">
<input type="text" v-model='msg'/>
<br />
{{msg}}
</div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="../js/Vue.js" charset="utf-8"></script>
<script type="text/javascript">
window.onload = function(){
var vm = new Vue({
el:'#box',
data:{
msg:'welcome vue'
}
});
}
</script>
</head>
<body>
<div id="box">
<input type="text" v-model='msg'/>
<br />
{{msg}}
</div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="../js/Vue.js" charset="utf-8"></script>
<script type="text/javascript">
window.onload = function(){
var vm = new Vue({
el:'.box',
data:{
msg:'welcome vue'
}
});
}
</script>
</head>
<body>
<div class="box">
<input type="text" v-model='msg'/>
<br />
<input type="text" v-model='msg'/>
<br />
{{msg}}
</div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="../js/Vue.js" charset="utf-8"></script>
<script type="text/javascript">
window.onload = function(){
var vm = new Vue({
el:'.box',
data:{
msg:'welcome vue',
msg2:12,
msg3:true,
arr:['app','orange','pare']
}
});
}
</script>
</head>
<body>
<div class="box">
<input type="text" v-model='msg'/>
<br />
<input type="text" v-model='msg'/>
<br />
{{msg}}
<br />
{{msg2}}
<br />
{{msg3}}
<br />
{{arr}}
</div>
</body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持三水点靠木。
Vue常用指令V-model用法
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