js动态更改对象属性值的方法

下面代码，替换属性名称包含date的属性中的T为空格。 

for (var o in data) {
                        //console.info(eval("data." + o));
                        if (o.toString().indexOf("Date") > -1)
                        {  
                            data[o] = data[o].toString().replace('T', ' ');                
                        }
                         
                    }