Mega Code Archive
Returns the last word of the string, using separators space ,;!
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//CruiseControl is open source software and is developed and maintained by a group of dedicated volunteers.
//CruiseControl is distributed under a BSD-style license.
//http://cruisecontrol.sourceforge.net/
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
namespace ThoughtWorks.CruiseControl.Core.Util
{
/// <summary>
/// Class with handy stirng routines
/// </summary>
public class StringUtil
{
/// <summary>
/// checks if a string is null or empty or is made only of spaces
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static bool IsWhitespace(string input)
{
if (string.IsNullOrEmpty(input))
{
return true;
}
else
{
// Check each character to see if it is whitespace or not
var isWhiteSpace = true;
for (var loop = 0; loop < input.Length; loop++)
{
if (!char.IsWhiteSpace(input[loop]))
{
isWhiteSpace = false;
break;
}
}
return isWhiteSpace;
}
}
/// <summary>
/// returns the last word of the string, using separators space ,;!?:
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static string LastWord(string input)
{
return LastWord(input, " .,;!?:");
}
/// <summary>
/// returns the last word of the string, using the specified separators
/// </summary>
/// <param name="input"></param>
/// <param name="separators"></param>
/// <returns></returns>
public static string LastWord(string input, string separators)
{
if (input == null)
return null;
string[] tokens = input.Split(separators.ToCharArray());
for (int i = tokens.Length - 1; i >= 0; i--)
{
if (IsWhitespace(tokens[i]) == false)
return tokens[i].Trim();
}
return String.Empty;
}
}
}
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