工具如图: 源码: https://git.oschina.net/yudaming/Linq101…

Restriction Operators Where - Simple public void Linq1() { , , , , , , , , , }; var lowNums = from n in numbers select n; Console.WriteLine("Numbers < 5:"); foreach (var x in lowNums) { Console.WriteLine(x); } } Where - Simple public void Lin…

什么是LINQ:LINQ 是一组 .NET Framework 扩展模块集合,内含语言集成查询.集合以及转换操作.它使用查询的本机语言语法来扩展 C# 和 Visual Basic,并提供利用这些功能的类库. 什么是LINQ 101:是学习LINQ的不错的资源(下载地址:http://pan.baidu.com/s/1ntE74NJ),当初我也是看LINQ101来熟悉LINQ的.现把我当时的学习笔记整理出来 Restriction (约束)Projection (投影)Ordering (排序)…

using System; using System.Collections.Generic; using System.Linq; namespace Linq101 { internal class Join { /// <summary> /// This sample shows how to efficiently join elements of two sequences based on equality between key expressions over the two…

using System; using System.Linq; namespace Linq101 { class QueryExecution { /// <summary> /// The following sample shows how query execution is deferred until the query is enumerated at a foreach statement. /// </summary> public void Linq99()…

using System; using System.Collections.Generic; using System.Linq; namespace Linq101 { class CustomSequence { public void Linq98() { , , , , }; , , , , }; int result = vectorA.Combine(vectorB, (a, b) => a * b).Sum(); Console.WriteLine(result); } } pu…

using System; using System.Collections.Generic; using System.Linq; namespace Linq101 { class Miscellaneous { /// <summary> /// This sample uses Concat to create one sequence that contains each array's values, one after the other. /// </summary>…

using System; using System.Collections.Generic; using System.Linq; namespace Linq101 { class Aggregate { /// <summary> /// This sample uses Count to get the number of unique factors of 300. /// </summary> public void Linq73() { , , , , }; var…

using System; using System.Collections.Generic; using System.Linq; namespace Linq101 { class Quantifiers { /// <summary> /// This sample uses Any to determine if any of the words in the array contain the substring 'ei'. /// </summary> public v…

using System; using System.Linq; namespace Linq101 { class Generation { /// <summary> /// This sample uses Range to generate a sequence of numbers from 100 to 149 that is used to find which numbers in that range are odd and even. /// </summary>…