Count Lines In String

   
 

//The MIT License (MIT)
//http://arolibraries.codeplex.com/license
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace AroLibraries.ExtensionMethods.Strings
{
    public static class StringExt
    {
        public static int Ext_CountLinesInString(this string str)
        {
            if (str == null) throw new ArgumentNullException("String is NULL");

            int counter = 1;
            string[] strTemp = str.Split(new string[] { "
" }, StringSplitOptions.None);
            if (strTemp.Length > 0)
            {
                counter = strTemp.Length;
            }
            return counter;
        }

    }
}

   
     


Get Right Side Of String

   
 
//The MIT License (MIT)
//http://arolibraries.codeplex.com/license
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace AroLibraries.ExtensionMethods.Strings
{
    public static class StringExt
    {
        public static string Ext_GetRightSideOfString(this string s, int count)
        {
            string newString = String.Empty;
            if (s != null && count > 0)
            {
                int startIndex = s.Length - count;
                if (startIndex > 0)
                    newString = s.Substring(startIndex, count);
                else
                    newString = s;
            }
            return newString;
        }

    }
}

   
     


Is the input string null or empty

   
 

//The MIT License (MIT)
//http://arolibraries.codeplex.com/license
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace AroLibraries.ExtensionMethods.Strings
{
    public static class StringExt
    {

        public static bool Ext_IsNullOrEmpty(this string str)
        {
            return String.IsNullOrEmpty(str);
        }

    }
}

   
     


Does a string have only one word

   
 

//The MIT License (MIT)
//http://arolibraries.codeplex.com/license
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace AroLibraries.ExtensionMethods.Strings
{
    public static class StringExt
    {
        public static bool Ext_IsValidOneWord(this string iString)
        {
            if (!String.IsNullOrEmpty(iString))
            {
                string word = iString.Trim().ToLower();
                if (!String.IsNullOrEmpty(word))
                {
                    foreach (char c in word)
                    {
                        if (char.IsLetter(c) == false)
                        {
                            return false;
                        }
                    }
                    return true;
                }
            }
            return false;
        }
    }
}

   
     


Ensure given string to end with another string

#region License
// Copyright 2006 James Newton-King
// http://www.newtonsoft.com
//
// This work is licensed under the Creative Commons Attribution 2.5 License
// http://creativecommons.org/licenses/by/2.5/
//
// You are free:
// * to copy, distribute, display, and perform the work
// * to make derivative works
// * to make commercial use of the work
//
// Under the following conditions:
// * You must attribute the work in the manner specified by the author or licensor:
// – If you find this component useful a link to http://www.newtonsoft.com would be appreciated.
// * For any reuse or distribution, you must make clear to others the license terms of this work.
// * Any of these conditions can be waived if you get permission from the copyright holder.
#endregion

using System;
using System.Collections.Generic;
using System.Text;

namespace MySpace.Common.IO.JSON.Utilities
{
internal static class StringUtils
{
public static string EnsureEndsWith(string s, string value)
{
if (s == null)
throw new ArgumentNullException(“s”);

string trimmedString = s.TrimEnd(null);

if (trimmedString.Length < value.Length || string.Compare(trimmedString, trimmedString.Length - value.Length, value, 0, value.Length, StringComparison.OrdinalIgnoreCase) != 0) { return trimmedString + value; } return s; } } } [/csharp]

Is given string white space

#region License
// Copyright 2006 James Newton-King
// http://www.newtonsoft.com
//
// This work is licensed under the Creative Commons Attribution 2.5 License
// http://creativecommons.org/licenses/by/2.5/
//
// You are free:
// * to copy, distribute, display, and perform the work
// * to make derivative works
// * to make commercial use of the work
//
// Under the following conditions:
// * You must attribute the work in the manner specified by the author or licensor:
// – If you find this component useful a link to http://www.newtonsoft.com would be appreciated.
// * For any reuse or distribution, you must make clear to others the license terms of this work.
// * Any of these conditions can be waived if you get permission from the copyright holder.
#endregion

using System;
using System.Collections.Generic;
using System.Text;

namespace MySpace.Common.IO.JSON.Utilities
{
internal static class StringUtils
{
public static bool IsWhiteSpace(string s)
{
for (int i = 0; i < s.Length; i++) { if (!char.IsWhiteSpace(s[i])) return false; } return true; } } } [/csharp]

Does string Contain White Space

#region License
// Copyright 2006 James Newton-King
// http://www.newtonsoft.com
//
// This work is licensed under the Creative Commons Attribution 2.5 License
// http://creativecommons.org/licenses/by/2.5/
//
// You are free:
// * to copy, distribute, display, and perform the work
// * to make derivative works
// * to make commercial use of the work
//
// Under the following conditions:
// * You must attribute the work in the manner specified by the author or licensor:
// – If you find this component useful a link to http://www.newtonsoft.com would be appreciated.
// * For any reuse or distribution, you must make clear to others the license terms of this work.
// * Any of these conditions can be waived if you get permission from the copyright holder.
#endregion

using System;
using System.Collections.Generic;
using System.Text;

namespace MySpace.Common.IO.JSON.Utilities
{
internal static class StringUtils
{
public static bool ContainsWhiteSpace(string s)
{
for (int i = 0; i < s.Length; i++) { if (char.IsWhiteSpace(s[i])) return true; } return false; } } } [/csharp]