в 15:31, 26 мая 2010

2010-05-26T15:31:35Z

Admin: 1 версия

2010-05-26T12:08:53Z

1 версия

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==new Regex(String pattern)==

<source lang="csharp">

using System;
using System.Text.RegularExpressions;
class MainClass
{
public static void Main()
{
string s = "A, B,cCCC, D";
Regex regex = new Regex(@" |, ");
foreach (string sub in regex.Split(s))
{
Console.WriteLine("Word: {0}", sub);
}
}
}

</source>

==Regex.CompileToAssembly==

<source lang="csharp">
using System;
using System.Reflection;
using System.Text.RegularExpressions;
class MainClass {
public static void Main() {
RegexCompilationInfo[] regexInfo = new RegexCompilationInfo[2];
regexInfo[0] = new RegexCompilationInfo(@"^\d{4}$", RegexOptions.rupiled, "PinRegex", "", true);
regexInfo[1] = new RegexCompilationInfo(@"^\d{4}-?\d{4}-?\d{4}-?\d{4}$", RegexOptions.rupiled, "CreditCardRegex", "", true);
AssemblyName assembly = new AssemblyName();
assembly.Name = "MyRegEx";
Regex.rupileToAssembly(regexInfo, assembly);
}
}

</source>

==Regex.IsMatch==

<source lang="csharp">
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using System.Text.RegularExpressions;
using System.Reflection;
public class MainClass{
public static void Main(){
Regex r = new Regex("^\\d+");

string[] ss = new string[] { "123abc", "abc123", "123", "abc", "a123bc" };
foreach (string s in ss)
Console.WriteLine(r.IsMatch(s));
}
}

</source>

==Regex.Match==

<source lang="csharp">
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using System.Text.RegularExpressions;
using System.Reflection;
public class MainClass{
public static void Main(){
Regex r1 = new Regex(@"((abc)*)x(\1)");
string s1 = "abcabcabcxabc";
Console.WriteLine(r1.IsMatch(s1) + "..." + r1.Match(s1).Value);
}
}

</source>

==Regex.Match(String value,String pattern).Success==

<source lang="csharp">
using System;
using System.Text.RegularExpressions;
class RegexSubstitution
{
public static void Main()
{
string text = "Name";
if ( !Regex.Match(text,"^[A-Z][a-zA-Z]*$" ).Success )
{
Console.WriteLine( "Invalid last name");
}
}
}

</source>

==Regex.Replace==

<source lang="csharp">
using System;
using System.Text;
using System.Text.RegularExpressions;
public class MainClass
{
static void Main( string[] args ) {
// Create regex to search for IP address pattern.
string pattern = @"(?<part1>[01]?\d\d?|2[0-4]\d|25[0-5])\." +
@"(?<part2>[01]?\d\d?|2[0-4]\d|25[0-5])\." +
@"(?<part3>[01]?\d\d?|2[0-4]\d|25[0-5])\." +
@"(?<part4>[01]?\d\d?|2[0-4]\d|25[0-5])";
Regex regex = new Regex( pattern );
Match match = regex.Match( "192.168.123.1" );
string replace = @"${part4}.${part3}.${part2}.${part1}" +
@" (the reverse of $&)";
Console.WriteLine( regex.Replace("192.168.123.1", replace) );
}
}

</source>

==Regex.Split==

<source lang="csharp">
using System;
using System.Text.RegularExpressions;

public class MainClass {
public static void Main() {
string x = "Once Upon A Time In America";
Regex m = new Regex("( )");
foreach (string ss in m.Split(x)) {
Console.WriteLine(ss);
}
}
}

</source>

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Csharp/C Sharp by API/System.Text.RegularExpressions/Regex - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия