Csharp/CSharp Tutorial/String/String Split Join — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 15:16, 26 мая 2010
Содержание
Joining strings
<source lang="csharp">using System; using System.Collections.Generic; using System.Globalization; using System.IO; using System.Text; using System.Security.Cryptography; public class MainClass {
public static void Main() { string[] s = new string[] { "J", "M", "P", "C" }; string joined = String.Join("|", s); Console.WriteLine(joined); }
}</source>
J|M|P|C
Split strings by three tokens
<source lang="csharp">using System;
class MainClass {
public static void Main() { string str = "while if for, public class do."; char[] seps = {" ", ".", "," }; // Split the string into parts. string[] parts = str.Split(seps); Console.WriteLine("Pieces from split: "); for(int i=0; i < parts.Length; i++) Console.WriteLine(parts[i]); }
}</source>
Pieces from split: while if for public class do
Split string with \\
<source lang="csharp">using System;
class Class1 { [STAThread] static void Main(string[] args) { char delim = "\\"; string filePath = "C:\\Windows\\Temp"; string [] directories = null; directories = filePath.Split( delim ); foreach (string directory in directories) { Console.WriteLine("{0}", directory); } } }</source>
Splitting strings by |
<source lang="csharp">using System; using System.Collections.Generic; using System.Globalization; using System.IO; using System.Text; public class MainClass {
public static void Main() { string s = "J|M|P|C"; string[] pieces = s.Split("|"); foreach (string piece in pieces) { Console.WriteLine(piece); } }
}</source>
J M P C
String joins
<source lang="csharp">using System;
class MainClass {
public static void Main() { string str = "while if for, public class do."; char[] seps = {" ", ".", "," }; // Split the string into parts. string[] parts = str.Split(seps); string whole = String.Join(" | ", parts); Console.WriteLine("Result of join: "); Console.WriteLine(whole); }
}</source>
Result of join: while | if | for | | public | class | do |
String Split
<source lang="csharp">using System;
public class MainClass { static void Main() { string s1 = "One,Two,Three Associates, Inc."; const char Space = " "; const char Comma = ","; char[] delimiters = new char[] {Space, Comma}; foreach (string subString in s1.Split (delimiters)) { Console.WriteLine(subString); } } }</source>
Tokenize strings
<source lang="csharp">using System;
class MainClass {
public static void Main() { string[] input = { "100 + 19", "100 - 87" }; char[] seps = {" "}; for(int i=0; i < input.Length; i++) { string[] parts = input[i].Split(seps); Console.Write("Command: "); for(int j=0; j < parts.Length; j++) Console.Write(parts[j] + " "); } }
}</source>
Command: 100 + 19 Command: 100 - 87