我该如何解析JSON？

Question

  

可能重复：
  Parse JSON with jQuery

我试图解析以下JSON文件。我需要从JSON文件中获取拇指ID，但我不知道如何操作。如何使用jQuery或JavaScript解析以下JSON？

[

{
    "Page": {
        "number": "0",
        "thumb": "http:\/\/cdn.data.com\/files\/aT00NTA0NCZwPTAmdmVyc2lvbj0xJmNtZD12JnNpZz0wNmRiZDQxM2I5MTdhYzZjNzJkYThhYWMyNGZlMmY0Zg%253D%253D\/-w-320.jpg"
    }
}, {
    "Page": {
        "number": "1",
        "thumb": "http:\/\/cdn.data.com\/files\/aT00NTA0NCZwPTEmdmVyc2lvbj0xJmNtZD12JnNpZz05YWI4ODVmNzZhYmQ0NWYxZmRhMmYwZmJkN2U4OTllMA%253D%253D\/-w-320.jpg"
    }
}, {
    "Page": {
        "number": "2",
        "thumb": "http:\/\/cdn.data.com\/files\/aT00NTA0NCZwPTImdmVyc2lvbj0xJmNtZD12JnNpZz1iNjA5NjJjYjIyZDQ3MjY2NWFlZDZkYzczMTdkNmMzNA%253D%253D\/-w-320.jpg"
    }
}, {
    "Page": {
        "number": "3",
        "thumb": "http:\/\/cdn.data.com\/files\/aT00NTA0NCZwPTMmdmVyc2lvbj0xJmNtZD12JnNpZz01MjY0OGMwN2MwZWJhZDYyODFjZjJhNDgxNGQ2MTIxYg%253D%253D\/-w-320.jpg"
    }
}, {
    "Page": {
        "number": "4",
        "thumb": "http:\/\/cdn.data.com\/files\/aT00NTA0NCZwPTQmdmVyc2lvbj0xJmNtZD12JnNpZz03YTAzNWE5OGVmMDFmYTgxY2Q2OTVlZTc2OGFjNTM1Mw%253D%253D\/-w-320.jpg"
    }
}

]

Answer 1

试试这个：

var jsonObj = $.parseJSON(theJsonString);
console.log(jsonObj[0].Page.thumb);

Answer 2

使用jQuery：

    $.getJSON('ajax/test.json', function(data) {
     $.each(data, function(key, val) {
      //insert your code here
     });
    });