2013-01-11 103 views
0
var Data = { "1":"United States", 
       "2":"United Kingdom", 
       "3":"Aruba", 
       "4":"United Kingdom", 
       "5":"Aruba", 
       "6":"Bahrain", 
       "7":"United Kingdom", 
       "8":"Algeria", 
       "9":"Andorra", 
       "10":"American Samoa" 
} 
var IdKeyValuePair = [{"DropD1":Data},{"DropD2":Data},{"DropD3":Data},{"DropD4":Data}]; 
var obj= { 
      id   : IdKeyValuePair, 
      MultiColuumn : true, 
      Checkbox  : true, 
      Pagination : false, 
      max_height : 400 

     }; 

我想打印DropD1,DropD2的名称.. 我试着以这种方式。但我无法做到这一点..如何将json对象名称转换为字符串格式

var idName = [],i; 
idLen = obj.id.length; 
for(i=0;i<idLen;i++){ 
    idName[i] = ''+obj.id[i]; 
    console.log(idName[i]); 
} 

我收到DropD1,DropD2 ..但问题是,它在一个对象表格,以便我怎样才能将它转换字符串中的... 我想结果是这样的格式...

for(i=0;i<idLen;i++){ 
    console.log(idName[i]); 
} 

字符串格式的预期输出没有对象:

DropD1 DropD2 DropD3

+0

的可能重复的对象转换为字符串[我如何找到这个Json对象的长度](http://stackoverflow.com/questions/14272416/how-can-i-find-the-length-of-this-json-object) - 考虑阅读你的答案以前的问题,因为他们都显示了如何迭代一个属性目的。当你在这里 - 评论/接受答案。 –

+0

http://stackoverflow.com/questions/1876485/get-property-names-in-json-objects –

回答

0

我使用的浏览器字符串化属性::有一个解决方案

var jsonobj={"name":"George", "age":29, "friends":["John", "Sarah", "Albert"]} 
var jsonstr=JSON.stringify(jsonobj) 
alert(typeof jsonstr) //string 

U可以将其转换为JavaScript对象以下列方式::

var jsonstr='{"name":"George", "age":29, "friends":["John", "Sarah", "Albert"]}' 
var george=JSON.parse(jsonstr) //convert JSON string into object 
alert(george.age) 

欲了解更多信息关于json请参考以下链接,

http://www.javascriptkit.com/jsref/json.shtml

0

尝试。它的工作对我来说

var IdKeyValuePair = [{ "DropD1": Data["1"] }, { "DropD2": Data["2"] }, { "DropD3": Data["3"]}, { "DropD4": Data["4"]}]; so on and so forth. 
0

尝试此

var idName = [],i; 
idLen = obj.id.length; 
for(i=0;i<idLen;i++){ 
    idName[i] = obj.id[i]; 
} 
console.log(idName.join(" ")); 
0

尝试这种情况:

var Data = { "1":"United States", 
        "2":"United Kingdom", 
        "3":"Aruba", 
        "4":"United Kingdom", 
        "5":"Aruba", 
        "6":"Bahrain", 
        "7":"United Kingdom", 
        "8":"Algeria", 
        "9":"Andorra", 
        "10":"American Samoa" 
    } 
    var IdKeyValuePair = [{"DropD1":Data},{"DropD2":Data},{"DropD3":Data},{"DropD4":Data}]; 
    var obj= { 
       id   : IdKeyValuePair, 
       MultiColuumn : true, 
       Checkbox  : true, 
       Pagination : false, 
       max_height : 400 

      }; 

    var idName = [],i; 
    idLen = obj.id.length; 
    for(i=0;i<idLen;i++){ 
    idName[i] = obj.id[i]; 
    console.info(JSON.stringify(idName[i])); 
    } 

你被不必要地通过添加空字符串的对象( “” +对象)

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