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HTML/JS/CSS

[JS]JSON格式转换

作者:huheng1234 日期:2010-03-16

字体大小: 小中大

<script type="text/javascript">

var JSON = function(sJSON){
    this.objType = (typeof sJSON);
    this.self = [];
    (function(s,o){for(var i in o){o.hasOwnProperty(i)&&(s[i]=o[i],s.self[i]=o[i])};})(this,(this.objType=='string')?eval('0,'+sJSON):sJSON);
}
JSON.prototype = {
    toString:function(){
        return this.getString();
    },
    valueOf:function(){
        return this.getString();
    },
    getString:function(){
        var sA = [];
        (function(o){
            var oo = null;
            sA.push('{');
            for(var i in o){
                if(o.hasOwnProperty(i) && i!='prototype'){
                    oo = o[i];
                    if(oo instanceof Array){
                        sA.push(i+':[');
                        for(var b in oo){
                            if(oo.hasOwnProperty(b) && b!='prototype'){
                                sA.push(oo[b]+',');
                                if(typeof oo[b]=='object') arguments.callee(oo[b]);
                            }
                        }
                        sA.push('],');
                        continue;
                    }else{
                        sA.push(i+':'+oo+',');
                    }
                    if(typeof oo=='object') arguments.callee(oo);
                }
            }
            sA.push('},');
        })(this.self);
        return sA.slice(0).join('').replace(/\[object object\],/ig,'').replace(/,\}/g,'}').replace(/,\]/g,']').slice(0,-1);
    },
    push:function(sName,sValue){
        this.self[sName] = sValue;
        this[sName] = sValue;
    }
}

var strA = '{allPrivList: [{id:"func001", desc:"商品管理"},{id:"func002", desc:"類別管理"},{id:"func003", desc:"行銷管理"}],groupList: [{id:"g001", desc:"客服", privList: ["func001", "func002", "func004"] },{id:"g002", desc:"營運", privList: ["func003"]}]}';
var objA = new JSON(strA);
alert(objA);
alert(objA.allPrivList[0].desc+'\n'+objA.groupList[0].privList+'\n'+objA.groupList[1].desc);
objA.push("C",[1,"hello baby",function(){alert(this.C[1])}]);
alert(objA);
objA.C[2].call(objA);

var objB = new JSON({});
alert(objB);
objB.push("A",function(){alert('test A')});
alert(objB);
objB.A();

var objC = new JSON([1]);
alert(objC);
objC.push("A",function(){alert('test A')});
alert(objC.A);

var xTree = new JSON({name:'root',list:[{name:'1',list:[{name:'1-1',list:[]},{name:'1-2',list:[]}]},{name:'look at me',list:[]}]});
alert(xTree);

var r = xTree.list.splice(1,1)[0];
alert(xTree);

xTree.list[0].list.splice(1,0,r);
alert(xTree);

</script>

HTML代码

<script type="text/javascript">

var JSON = function(sJSON){
    this.objType = (typeof sJSON);
    this.self = [];
    (function(s,o){for(var i in o){o.hasOwnProperty(i)&&(s[i]=o[i],s.self[i]=o[i])};})(this,(this.objType=='string')?eval('0,'+sJSON):sJSON);
}
JSON.prototype = {
    toString:function(){
        return this.getString();
    },
    valueOf:function(){
        return this.getString();
    },
    getString:function(){
        var sA = [];
        (function(o){
            var oo = null;
            sA.push('{');
            for(var i in o){
                if(o.hasOwnProperty(i) && i!='prototype'){
                    oo = o[i];
                    if(oo instanceof Array){
                        sA.push(i+':[');
                        for(var b in oo){
                            if(oo.hasOwnProperty(b) && b!='prototype'){
                                sA.push(oo[b]+',');
                                if(typeof oo[b]=='object') arguments.callee(oo[b]);
                            }
                        }
                        sA.push('],');
                        continue;
                    }else{
                        sA.push(i+':'+oo+',');
                    }
                    if(typeof oo=='object') arguments.callee(oo);
                }
            }
            sA.push('},');
        })(this.self);
        return sA.slice(0).join('').replace(/\[object object\],/ig,'').replace(/,\}/g,'}').replace(/,\]/g,']').slice(0,-1);
    },
    push:function(sName,sValue){
        this.self[sName] = sValue;
        this[sName] = sValue;
    }
}

var strA = '{allPrivList: [{id:"func001", desc:"商品管理"},{id:"func002", desc:"類別管理"},{id:"func003", desc:"行銷管理"}],groupList: [{id:"g001", desc:"客服", privList: ["func001", "func002", "func004"] },{id:"g002", desc:"營運", privList: ["func003"]}]}';
var objA = new JSON(strA);
alert(objA);
alert(objA.allPrivList[0].desc+'\n'+objA.groupList[0].privList+'\n'+objA.groupList[1].desc);
objA.push("C",[1,"hello baby",function(){alert(this.C[1])}]);
alert(objA);
objA.C[2].call(objA);

var objB = new JSON({});
alert(objB);
objB.push("A",function(){alert('test A')});
alert(objB);
objB.A();

var objC = new JSON([1]);
alert(objC);
objC.push("A",function(){alert('test A')});
alert(objC.A);

var xTree = new JSON({name:'root',list:[{name:'1',list:[{name:'1-1',list:[]},{name:'1-2',list:[]}]},{name:'look at me',list:[]}]});
alert(xTree);

var r = xTree.list.splice(1,1)[0];
alert(xTree);

xTree.list[0].list.splice(1,0,r);
alert(xTree);

</script>

[Ctrl+A 全部选择提示：你可先修改部分代码，再按运行]

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引用通告地址: http://www.xyhot.com/trackback.asp?tbID=470

Tags: json JS Javascript

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