<script type="text/javascript">
function cup(){
//size是类的属性
this.size = "A"
}var Fcup = new cup();
Fcup.color = "red";//color是实例的属性alert(Fcup.size);
alert(Fcup.color);
</script>
function cup(){
//size是类的属性
this.size = "A"
}var Fcup = new cup();
Fcup.color = "red";//color是实例的属性alert(Fcup.size);
alert(Fcup.color);
</script>
解决方案 »
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