www.pudn.com > ppc_edit-1.2-src.zip > StringFuncs.cs

using System; 
using System.Collections.Generic; 
using System.Text; 
 
namespace Modules 
{ 
    public static class StringFuncs 
    { 
        public static int IndexOfBackwards(string Text,char charToFind, int startIndex) 
        { 
            if ((startIndex < 0) || (startIndex > Text.Length)) 
            { 
                return -1; 
            } 
            for (int i = startIndex-1; i > 0; i--) 
            { 
                if (Text[i] == charToFind) 
                    return i; 
            } 
            return -1; 
        } 
    } 
}