复制代码 代码如下:

/*
将json对象转换为字符串
使用方法:
var json = {id=3,name=\"abc\"};
var str = tools.j2s(json);
*/
tools.j2s = function(O) {
var S = [];
var J = \"\";
if (Object.prototype.toString.apply(O) === \'[object Array]\') {
for ( var i = 0; i < O.length; i++) {
S.push(this.j2s(O[i]));
}
J = \'[\' + S.join(\',\') + \']\';
} else if (Object.prototype.toString.apply(O) === \'[object Date]\') {
J = \"new Date(\" + O.getTime() + \")\";
} else if (Object.prototype.toString.apply(O) === \'[object RegExp]\' || Object.prototype.toString.apply(O) === \'[object Function]\') {
J = O.toString();
} else if (Object.prototype.toString.apply(O) === \'[object Object]\') {
for ( var i in O) {
var tempObj = \"\";
if(typeof (O[i]) == \'string\') {
tempObj = \'\"\' + O[i] + \'\"\';
} else if(typeof (O[i]) === \'object\') {
tempObj = this.j2s(O[i]);
} else {
tempObj = O[i];
}
S.push(\'\"\' + i + \'\":\' + tempObj);
}
J = \'{\' + S.join(\',\') + \'}\';
} else if (Object.prototype.toString.apply(O) === \'[object String]\') {
J = \'\"\' + O + \'\"\';
} else {
J = O;
}
return J;
};
//json字符串转换为json对象
tools.s2j = function(jsonString) {
if(jsonString == null || jsonString == \"\" ) {
jsonString = \"{}\";
}
return eval(\'(\'+jsonString+\')\');
};


//JSON字符串到Object
tools.json2Obj = function(_json) {
if (_json == \'\') {
//alert(\"函数初始化失败！\");
return \"\";
}
return eval(\"({root:\"+_json+\"})\");
};