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C#获取子串
using System; namespace StringApplication { class StringProg { static void Main(string[] args) { string str = "Last night I dreamt of San Pedro";
C#字符串包含字符串
using System; namespace StringApplication { class StringProg { static void Main(string[] args) { string str = "This is test";
C#比较字符串
using System; namespace StringApplication { class StringProg { static void Main(string[] args) { string str1 = "This is test";
C#数组类
using System; namespace ArrayApplication { class MyArray { static void Main(string[] args) { int[] list = { 34, 72, 13, 44, 25, 30, 10 };
C#将数组作为参数
using System; namespace ArrayApplication { class ParamArray { public int AddElements(params int[] arr) {
C#数组作为函数参数
using System; namespace ArrayApplication { class MyArray { double getAverage(int[] arr, int size) { int i;
C#交错数组
using System; namespace ArrayApplication { class MyArray { static void Main(string[] args) { /* a jagged array of 5 array of integers*/
C#二维数组
using System; namespace ArrayApplication { class MyArray { static void Main(string[] args) { /* an array with 5 rows and 2 columns*/
C# foreach循环数组
using System; namespace ArrayApplication { class MyArray { static void Main(string[] args) { int []n = new int[10]; /* n is an array of 10 integers */
C#访问数组元素
using System; namespace ArrayApplication { class MyArray { static void Main(string[] args) { int []n = new int[10]; /* n is an array of 10 integers */
C# null结合运算符??
using System; namespace CalculatorApplication { class NullablesAtShow { static void Main(string[] args) {
C# null值
using System; namespace CalculatorApplication { class NullablesAtShow { static void Main(string[] args) {
C#按输出传递参数
using System; namespace CalculatorApplication { class NumberManipulator { public void getValue(out int x ) {
C#通过引用传递参数
using System; namespace CalculatorApplication { class NumberManipulator { public void swap(ref int x, ref int y) {
C#按值传递参数
using System; namespace CalculatorApplication { class NumberManipulator { public void swap(int x, int y) {
C#递归方法调用
using System; namespace CalculatorApplication { class NumberManipulator { public int factorial(int num) {