为什告诉我数组未定义明明写了
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
<script type="text/javascript" src="../vue.js"></script>
</head>
<body>
<div id="app">
<div v-test:msg.a.b="message"></div>
</div>
<script type="text/javascript">
Vue.directive('test',
{
bind:function(el,binding,vnode){
var keys=new Array()
for(var i in vnode){
keys.push(i);
}
el.innerHTML = 'name：'+binding.name+'<br>'+
'value：'+binding.value+'<br>'+
'expression：'+binding.expression+'<br>'+
'argument：'+binding.arg+'<br>'+
'modifiers：'+JSON.stringify(binding.modifiers)+'<br>'
+'vnode Key'+Keys.join(',')
}
});
var app =new Vue({
el:'#app',
data:{
message:'some text'
}
})
</script>
</body>
</html>
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Caballarii
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相关分类
JavaScript
Vue.js