先来看个小例子吧 ,,,,,}; Array.Sort(intArray); Array.ForEach<int>(intArray,(i)=>Console.WriteLine(i)); 这个例子定义了一个int数组,然后使用Array.Sort(arr)静态方法对此数组进行排序,最后输出排序后的数组.以上例子将毫无意外的依次输出1,2,3,4,5,6. 为什么Array的Sort方法可以正确的对int数组进行排序呢,我们自定义类可以吗?试试看,如下代码: public class S…
Object Encoding and Decoding with NSSecureCoding Protocol February 27, 2014 MISC NSCoding is a fantastically simple and convenient way to store data on iOS or Mac OS by turning your model objects directly into a file and then loading it back into mem…
Comparer<T>.Default Property Comparer<T>.Default doesn't use your FooComparer class. It simply returns an instance of the internal class GenericComparer<T>.This class has the constraint that T must implement IComparable<T> so it ca…
在Asp.Net MVC中可以用继承ValidationAttribute的方式,自定制实现Model两个中两个属性值的比较验证 具体应用场景为:要对两个属性值的大小进行验证 代码如下所示: /// <summary> /// Specifies that the field must compare favourably with the named field, if objects to check are not of the same type /// false will be r…
VB.NET Program Structure C# Imports System Namespace Hello Class HelloWorld Overloads Shared Sub Main(ByVal args() As String) Dim name As String = "VB.NET" 'See if an argument was passed from the command line If arg…
A abstract class An abstract class is a class that must be inherited and have the methods overridden. It can not be instantiated. And at least one of the methods in the class is abstract. Array, ArrayList, BitArray An array is a collection of related…