C#封装public访问修饰符
namespaceRectangleApplication{classRectangle{//membervariablespublicdoublelength;publicdoublewidth;publicdoubleGetArea()
C#进阶
C#使用递归来计算阶乘
usingSystem;namespaceMyApplication{classFactorial{publicintdisplay(intn){if(n==1)return1;elsereturnn*display(n-1);}stati
C#定义常量
usingSystem;namespaceDeclaringConstants{classProgram{staticvoidMain(string[]args){constdoublepi=3.14159;//constantdeclar
C#按值传递参数
usingSystem;namespaceCalculatorApplication{classNumberManipulator{publicvoidswap(intx,inty){inttemp;temp=x;/*savethevalu
C#内置的异常
usingSystem;namespaceMyErrorHandlingApplication{classDivNumbers{intresult;DivNumbers(){result=0;}publicvoidmyDivision(in
C#null值
usingSystem;namespaceCalculatorApplication{classNullablesAtShow{staticvoidMain(string[]args){int?num1=null;int?num2=45;d
C#属性访问器
usingSystem;namespaceyiibai{classStudent{privatestringcode="N.A";privatestringname="notknown";privat
C#检查是否有N个连续二进制数
usingSystem;classMyApplication{staticintcount(bool[]myArr,intnum){intmyCount=0,res=0;for(inti=0;i<num;i++){if(myArr[i
C#使用for循环来计算阶乘
usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Text;namespacefactorial{classTest{staticvoidMai
C#抽象和虚拟类
usingSystem;namespacePolymorphismApplication{classShape{protectedintwidth,height;publicShape(inta=0,intb=0){width=a;heig
C#访问数组元素的不安全代码
usingSystem;namespaceUnsafeCodeApplication{classTestPointer{publicunsafestaticvoidMain(){int[]list={10,100,200};fixed(in
C#将指针作为参数传递不安全代码
usingSystem;namespaceUnsafeCodeApplication{classTestPointer{publicunsafevoidswap(int*p,int*q){inttemp=*p;*p=*q;*q=temp;}
C#常数和文字
usingSystem;namespaceEscapeChar{classProgram{staticvoidMain(string[]args){Console.WriteLine("HellotWorldnn");C
C#带参数的构造函数
usingSystem;namespaceLineApplication{classLine{privatedoublelength;//LengthofalinepublicLine(doublelen){//Parameterizedc
C#程序结构
usingSystem;namespaceHelloWorldApplication{classHelloWorld{staticvoidMain(string[]args){/*myfirstprograminC#*/Console.Wr
C#显示当前线程的名称
usingSystem;usingSystem.Threading;namespaceDemo{classMyClass{staticvoidMain(string[]args){Threadthread=Thread.CurrentThr
C#继承基类和派生类
usingSystem;namespaceInheritanceApplication{classShape{publicvoidsetWidth(intw){width=w;}publicvoidsetHeight(inth){heigh
C#连接加入字符串
usingSystem;namespaceStringApplication{classStringProg{staticvoidMain(string[]args){string[]starray=newstring[]{"Do
C#将二进制转换为十进制
usingSystem;usingSystem.Collections.Generic;usingSystem.Text;namespaceDemo{classMyApplication{staticvoidMain(string[]arg
C#重载和非重载运算符
usingSystem;namespaceOperatorOvlApplication{classBox{privatedoublelength;//Lengthofaboxprivatedoublebreadth;//Breadthofa