jquery json

var jsonList = [{"uname":"王强","day":"2010/06/17"},{"uname":"王海云","day":"2010/06/11"}];
for (var o in jsonList) {
alert("text:" + jsonList[o].uname + " value:" + jsonList[o].day);
}
var data = [{ name: "a", age: 12 }, { name: "b", age: 11 }, { name: "c", age: 13 }, { name: "d", age: 14 }];
for (var o in data) {
alert("text:" + data[o].name + " value:" + data[o].age);
}
jsonList = '[{"uname":"王强","day":"2010/06/17"},{"uname":"王海云","day":"2010/06/11"}]';
jsonList = eval("(" + jsonList + ")");
for (var i = 0; i < jsonList.length; i++) {

for (var key in jsonList[i]) {
alert("key：" + key + ",value：" + jsonList[i][key]);
}
}
for (var o in jsonList) {
alert("text:" + jsonList[o].uname + " value:" + jsonList[o].day);
}
var data = [{"Id": 10004, "PageName": "club"},{"Id": 10040, "PageName": "qaz"},{"Id": 10059, "PageName": "jjjjjjj"}];
$.each(data, function (i, item) {
alert(item.PageName);
});
$(items).each(function (i) {
alert(items[i].TNAME);
});