题记--由于前端需要处理数据筛选、排序等操作,之前在C#后端都是各种Linq方便,遂寻找类似的实现
http://linqjs.codeplex.com/
http://neue.cc/reference.htm
下面是简单实例:
function demo() {
var jsonArray = [
{ "StuID": 1, "StuName": "James", "Age": 30, "Country": "USA" },
{ "StuID": 2, "StuName": "Byant", "Age": 36, "Country": "USA" },
{ "StuID": 3, "StuName": "Lin", "Age": 30, "Country": "Taiwan" },
{ "StuID": 4, "StuName": "Yao", "Age": 30, "Country": "Shanghai" }
];
var querResult = $.Enumerable.From(jsonArray)
.Where(function (x) { return x.Age <= 30; })
.OrderBy(function (x) { return x.StuID; })
.ToArray()
.forEach(function (i) {
document.write(i.StuID + ";" + i.StuName + ";" + i.Age + ";" + i.Country + "<br/>");
});
document.write("====================================" + "<br/>");
var queryResult2 = $.Enumerable.From(jsonArray)
.Where("$.Age<=30")
.OrderBy("$.StuID")
.ToArray()
.forEach(function (i) {
document.write(i.StuID + ";" + i.StuName + ";" + i.Age + ";" + i.Country + "<br/>");
});
}