js复制对象

<script type="text/javascript">

function getType(o)
{
var _t;
return ((_t = typeof(o)) == "object"
? o==null && "null" ||
Object.prototype.toString.call(o).slice(8,-1):_t).toLowerCase();
}
function
extend(destination,source)
{
for(var p in
source)
{
if(getType(source[p])=="array"||getType(source[p])=="object")
{
destination[p]=getType(source[p])=="array"?[]:{};
arguments.callee(destination[p],source[p]);
}
else
{
destination[p]=source[p];
}
}
}

/*
*******************************************************************************************************/
var
dataIndustry ={
getInsustryId: function(){ return
$("#insustryId").val()},
getName:function(){return
$(‘#name‘).val();},
getCode:function(){return
$(‘#code‘).val();},
getRank:function(){return
$(‘#rank‘).val();},
getIsLeaf:function(){return
$(‘#isLeaf‘).val();},
getDescription:function(){return
$(‘#description‘).val();},
getStatus:function(){return
$(‘#status‘).val();}
}

/*
*******************************************************************************************************/
debugger
;
alert("<font
color=‘red‘>1dataIndustry&emsp;</font>\n"+dataIndustry);
var
test={};
extend(test,dataIndustry);
test={};
//改变test属性
alert("<font
color=‘red‘>1dataIndustry&emsp;</font>\n"+dataIndustry);


alert(test);

</script>

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