如题所述
第1个回答 2015-06-06
<script type="text/javascript">
var object="123";
var object2=new Date();
alert(object instanceof Date);//false
alert(object2 instanceof Date);//true
</script>本回答被提问者采纳
var object="123";
var object2=new Date();
alert(object instanceof Date);//false
alert(object2 instanceof Date);//true
</script>本回答被提问者采纳
