c#数组操作实例,为大家按顺序演示如下的功能:
1、动态创建数组
2、数组快速排序
3、反转数组元素
4、动态改变数组大小
5、检索数组中元素
6、复制数组中多个元素
编辑推荐:c#数组基础知识
复制代码 代码示例:
namespace StringDemo
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
System.Collections.ArrayList mystrlist = new System.Collections.ArrayList();
mystrlist.Add("aaaaaaaa");
mystrlist.Add("bbbbbbbb");
mystrlist.Add("cccccccc");
mystrlist.Add("dddddddd");
foreach (string str in mystrlist)
{
textBox1.Text += str + "rn";
}
}
private void button2_Click(object sender, EventArgs e)
{
String[] myArray = { "8", "one", "4", "0", "over", "the" };
foreach (string str in myArray)
textBox1.Text += str + "rn";
textBox1.Text += "rn";
Array.Sort(myArray);
foreach (string str in myArray)
textBox1.Text += str + "rn";
}
private void button3_Click(object sender, EventArgs e)
{
String[] myArray = { "8", "one", "4", "0", "over", "the" };
foreach (string str in myArray)
textBox1.Text += str + "rn";
textBox1.Text += "rn";
Array.Reverse(myArray);
foreach (string str in myArray)
textBox1.Text += str + "rn";
}
private void button4_Click(object sender, EventArgs e)
{
String[] myArray = { "one", "two", "three" };
foreach (string str in myArray)
textBox1.Text += str + "rn";
textBox1.Text += "rn";
Array.Resize(ref myArray, 5);
myArray[3] = "aaa";
myArray[4] = "bbb";
foreach (string str in myArray)
textBox1.Text += str + "rn";
}
private void button5_Click(object sender, EventArgs e)
{
string[] dinosaurs = { "Compsog0000nathus",
"Amargasaurus", "Ovira0000ptor","Veloc0000iraptor",
"Deinonychus","Dilop0000hosaurus","Gallimimus",
"Triceratops"};
foreach (string str in dinosaurs)
textBox1.Text += str + "rn";
textBox1.Text += "rn";
//要写一个SubStringis0000的函数,泛型编程
string[] subArray = Array.FindAll(dinosaurs,SubStringis0000);
foreach (string str in subArray)
textBox1.Text += str + "rn";
}
private static bool SubStringis0000(string str)
{
if(str.Contains ("0000"))
return true ;
else
return false ;
}
private void button6_Click(object sender, EventArgs e)
{
string[] dinosaurs = { "Compsog0000nathus",
"Amargasaurus", "Ovira0000ptor","Veloc0000iraptor",
"Deinonychus","Dilop0000hosaurus","Gallimimus",
"Triceratops"};
foreach (string str in dinosaurs)
textBox1.Text += str + "rn";
textBox1.Text += "rn";
string[] deststr = new string[2];
//Copy还有很多类型的参数,比如数组复制等。
Array.Copy(dinosaurs, 2, deststr, 0, 2);
foreach (string str in deststr)
textBox1.Text += str + "rn";
}
private void button7_Click(object sender, EventArgs e)
{
textBox1.Text = "";
}
}
}