【问题标题】:sort a nested json array object in javascript在javascript中对嵌套的json数组对象进行排序
【发布时间】:2011-08-26 05:43:48
【问题描述】:
var dataSource = ({
"Items": ({
    "Deserts": ({}),
    "Veg": ({
        "VegPulao": "Veg Pulao",
        "PalakPaneer": "Palak Paneer",
        "PaneerButterMasala": "Paneer Butter Masala"
    }),

    "Chicken": ({
        "Tandoori": "Tandoori special"
    }),
    "Hot drinks": ({
        "Coffe": ({ "Hot": "Hot Coffe", "Medium": "Medium", "Others": ({ "Iris": "Iris Coffe", "Capuccino": "Capuccino" }) }),
        "Tea": ({ "Red": "Red Tea", "Black": "Black Tea" }),
        "Hot BadamMilk": "Hot Badam Milk",
        "Hot Bornvita": "Hot Bornvita",
        "Hot Milk": "Hot Milk"
    }),
    "Juice": ({
        "Mango": "Mango",
        "Berry": "Berry",
        "Grapes": "Grapes",
        "Wine": ({
            "Rose": "Rose",
            "Red wine": "Red",
            "Apple": "Apple",
            "Hard drinks": ({
                "Royal challenge": "Royal challenge",
                "Blender's Pride": "Blender's Pride"
            })
        })
    })
})

});

需要对嵌套的json对象进行排序 像上面那个?

【问题讨论】:

  • 所有括号是怎么回事?它们应该是方括号吗? (另外,这不是 JSON。JSON 是数据的字符串表示形式;没有 JSON 对象之类的东西。)
  • 对嵌套数组进行排序是什么意思?如果删除多余的括号,这些是嵌套对象,并且对象没有排序顺序。我没有看到任何数组。
  • 对不起.. 它只是一个嵌套对象。我希望它被排序..任何帮助
  • 先把那些错位的()去掉,伤眼睛

标签: javascript arrays json sorting nested


【解决方案1】:

你现在可能已经得到答案了,

function rFun(obj, newObj){
    Object.keys(obj).sort().forEach(key=>{
        if(typeof obj[key] === 'object'){
            newObj[key] = {};
            newObj[key] = rFun(obj[key], newObj[key]);
        } else {
            newObj[key] = obj[key];
        }
    });
    return newObj;
}

JSON.stringify(rFun(dataSource, {}));

它是按 ASCII 排序的,为了不区分大小写,你必须编写自定义排序。

【讨论】: