js Object2String方便查看js对象内容

<script type="text/javascript">
/**
* 将JS的任意对象输出为json格式字符串
* @param {Object} _obj: 需要输出为string的对象
*/
var obj2String = function(_obj) {
var t = typeof (_obj);
if (t != 'object' || _obj === null) {
// simple data type
if (t == 'string') {
_obj = '"' + _obj + '"';
}
return String(_obj);
} else {
if ( _obj instanceof Date) {
return _obj.toLocaleString();
}
// recurse array or object
var n, v, json = [], arr = (_obj && _obj.constructor == Array);
for (n in _obj) {
v = _obj[n];
t = typeof (v);
if (t == 'string') {
v = '"' + v + '"';
} else if (t == "object" && v !== null) {
v = this.obj2String(v);
}
json.push(( arr ? '' : '"' + n + '":') + String(v));
}
return ( arr ? '[' : '{') + String(json) + ( arr ? ']' : '}');
}
};
var obj = {
"result" : {
"fs" : {
"TSP.IBR.MIRROR" : [{
"_value" : "1.0",
"_class" : 4
}],
"TSP.IBR.GET_FNAMES" : [{
"_value" : "0.0",
"_class" : 4
}],
"TSP.IBR.GET_TOKEN_ID" : [{
"_value" : "0.0",
"_class" : 4
}],
"TSP.IBR.INFO" : [{
"_value" : "0.0",
"_class" : 4
}]
}
},
"isCanceled" : false,
"e" : "",
"isResponsed" : true,
"aoqSize" : 0,
"isAsyncPost" : false,
"code" : 0,
"reqUID" : "xxxx-xxxxxx-xxxxx-6c2f17bb-ea18-42ec-98fa-3f63b8d26aba-nd-rq",
"version" : "1.0",
"fName" : "TSP.IBR.GET_FNAMES",
"message" : "成功获取 4 个功能",
"dir" : "DOWN",
"nodeTime" : 1362462128706,
"isKeyCompressed" : false,
"seq" : 2
}
alert(obj2String(obj))
</script>



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