Using RegEx : Regular Expression « Regular Expression « C# / CSharp Tutorial






using System;
using System.Text;
using System.Text.RegularExpressions;

    public class Tester
    {
        static void Main()
        {
            string s1 = "One,Two,Three, Inc.";
            Regex theRegex = new Regex(" |, |,");
            StringBuilder sBuilder = new StringBuilder();
            int id = 1;

            foreach (string subString in theRegex.Split(s1))
            {
                sBuilder.AppendFormat("{0}: {1}\n", id++, subString);
            }
            Console.WriteLine("{0}", sBuilder);
        }
    }








17.1.Regular Expression
17.1.1.Use Regular Expressions to split string
17.1.2.Do a replace using the Regex
17.1.3.Reverse
17.1.4.Regular Expresion Part
17.1.5.new Regex('^\\d+') 1
17.1.6.new Regex('\d+$') 2
17.1.7.new Regex('^\\d+$') 3
17.1.8.new Regex('(abc)|(xyz)*') 1
17.1.9.new Regex('((abc)|(xyz))*') 2
17.1.10.new Regex('((?:abc)|(?:xyz))*') 3
17.1.11.new Regex(?(^\d)^\d+$|^\D+$)
17.1.12.new Regex((abc)*)x(\1)
17.1.13.new Regex(^\d+$\n+, RegexOptions.Multiline)
17.1.14.new Regex((abc)*abc((abcd)|z)bc)
17.1.15.new Regex(<[^>]+>[^<]*]+>): for XML tag
17.1.16.new Regex(<([^>]+)>[^<]*: for XML tag
17.1.17.Using RegEx