в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

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2010-05-26T12:17:43Z

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==Get Group in a match==

<source lang="csharp">using System;
using System.Text.RegularExpressions;
public class EntryPoint
{
static void Main( string[] args ) {
// Create regex to search for IP address pattern.
string pattern = @"([01]?\d\d?|2[0-4]\d|25[0-5])\." +
@"([01]?\d\d?|2[0-4]\d|25[0-5])\." +
@"([01]?\d\d?|2[0-4]\d|25[0-5])\." +
@"([01]?\d\d?|2[0-4]\d|25[0-5])";
Regex regex = new Regex( pattern );
Match match = regex.Match( "192.168.169.1" );
while( match.Success ) {
Console.WriteLine( "IP Address found at {0} with " +
"value of {1}",
match.Index,
match.Value );
Console.WriteLine( "Groups are:" );
foreach( Group g in match.Groups ) {
Console.WriteLine( "\t{0} at {1}",
g.Value,
g.Index );
}
match = match.NextMatch();
}

}
}</source>
<pre class=codeResult>IP Address found at 0 with value of 192.168.169.1
Groups are:
192.168.169.1 at 0
192 at 0
168 at 4
169 at 8
1 at 12</pre>

==Match Group Value==

<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(@"<([^>]+)>([^<]*)</(\1)>");
Match m = r.Match("<M>S</M>");
Console.WriteLine("Tag: {0}, InnerText: {1}", m.Groups[1].Value, m.Groups[2].Value);
}
}</source>
<pre class=codeResult>Tag: M, InnerText: S</pre>

==Name a Regex group==

<source lang="csharp">using System;
using System.Text.RegularExpressions;
class MainClass
{
public static void Main()
{
string text = "(800) 888-1211\n" +
"(212) 555-1212\n" +
"(506) 777-1213\n" +
"(650) 222-1214\n" +
"(888) 111-1215\n";
string areaCodeRegExp = @"(?<areaCodeGroup>\(\d\d\d\))";
string phoneRegExp = @"(?<phoneGroup>\d\d\d\-\d\d\d\d)";
MatchCollection myMatchCollection = Regex.Matches(text, areaCodeRegExp + " " + phoneRegExp);
foreach (Match myMatch in myMatchCollection)
{
Console.WriteLine("Area code = " + myMatch.Groups["areaCodeGroup"]);
Console.WriteLine("Phone = " + myMatch.Groups["phoneGroup"]);
foreach (Group myGroup in myMatch.Groups)
foreach (Capture myCapture in myGroup.Captures)
Console.WriteLine("myCapture.Value = " + myCapture.Value);
}
}
}</source>
<pre class=codeResult>Area code = (800)
Phone = 888-1211
myCapture.Value = (800) 888-1211
myCapture.Value = (800)
myCapture.Value = 888-1211
Area code = (212)
Phone = 555-1212
myCapture.Value = (212) 555-1212
myCapture.Value = (212)
myCapture.Value = 555-1212
Area code = (506)
Phone = 777-1213
myCapture.Value = (506) 777-1213
myCapture.Value = (506)
myCapture.Value = 777-1213
Area code = (650)
Phone = 222-1214
myCapture.Value = (650) 222-1214
myCapture.Value = (650)
myCapture.Value = 222-1214
Area code = (888)
Phone = 111-1215
myCapture.Value = (888) 111-1215
myCapture.Value = (888)
myCapture.Value = 111-1215</pre>

==RegEx Group==

<source lang="csharp">using System;
using System.Text.RegularExpressions;
class Test
{
public static void Main()
{
string string1 = "04:03:27 127.0.0.0 yourdomain.ru";
Regex theReg = new Regex(@"(?<time>(\d|\:)+)\s" +
@"(?<ip>(\d|\.)+)\s" +
@"(?<site>\S+)");
MatchCollection theMatches = theReg.Matches(string1);
foreach (Match theMatch in theMatches)
{
if (theMatch.Length != 0)
{
Console.WriteLine("\ntheMatch: {0}",theMatch.ToString());
Console.WriteLine("time: {0}",theMatch.Groups["time"]);
Console.WriteLine("ip: {0}",theMatch.Groups["ip"]);
Console.WriteLine("site: {0}",theMatch.Groups["site"]);
}
}
}
}</source>

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в 15:31, 26 мая 2010

Admin: 1 версия