//代码如下:
string str = "ADFGLK_234";
string[] sArray = str.Split('_');
//即可得到sArray[0]="ADFGLK";sArray[1]="234";
//代码如下:
string str1 = "ALDFASDKJADSFKJ_ADFKJA";
string[] sArray1 = str1.Split(new char[2] { 'A', '_' });
foreach (string item in sArray1)
{
Console.WriteLine(item);
}
Console.ReadLine();
//代码如下:
string str2 = "GTAZB_JiangjBen_123";
string[] sArray2 = str2.Split(new string[] { "Ji", "jB" }, StringSplitOptions.RemoveEmptyEntries);
foreach (string e in sArray2)
{
Console.WriteLine(e);
}
//sArray2[0]="GTAZB_",sArray2[1]="ang",sArray2[2]="en_123";
//代码如下:
string str3 = "GTAZB_JiangjBen_123";
int start = 3, length = 8;
Console.WriteLine(str3.Substring(start - 1, length));
//输出得到AZB_Jian
//代码如下:
string str4 = "GTAZB_JiangjBen_123";
string tSt;
int i = 5;
tSt = str4.Substring(str.Length - i);
Console.WriteLine(tSt);
//输出n_123;
//代码如下:
string str5 = "GTAZB_JiangjBen_123";
string tSt1;
tSt1 = str5.Replace("123", "321");
Console.WriteLine(tSt1);
//输出GTAZB_JiangjBen_321
//代码如下:
string str6 = "GTAZB_JiangjBen_123";
string tSt2;
tSt2 = str6.Replace("Jiangj", "");
Console.WriteLine(tSt2);
//输出GTAZB_Ben_123
//代码如下:
string str7 = "GTAZB_JiangjBen_123";
int startnum = 5, lengthnum = 8;
str7 = str7.Remove(startnum, lengthnum);
Console.WriteLine(str7);
Console.ReadLine();
//输出GTAZBen_123
来源: http://www.cnblogs.com/HeKaiYue/p/6013780.html