Mega Code Archive
Ensures the carriage returns See http
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#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
namespace Newtonsoft.Utilities.Text
{
public static class StringExtensions
{
/// <summary>
/// Ensures the carriage returns. See http://cr.yp.to/docs/smtplf.html and 822bis section 2.3.
/// </summary>
/// <param name="value">The value.</param>
/// <returns></returns>
public static string EnsureCarriageReturns(this string value)
{
return Regex.Replace(value, "(?<!\r)\n", "\r\n", RegexOptions.CultureInvariant | RegexOptions.Compiled | RegexOptions.IgnoreCase);
}
public static string Reverse(this string s)
{
if (string.IsNullOrEmpty(s))
return s;
char[] characters = s.ToCharArray();
Array.Reverse(characters);
return new string(characters);
}
}
}
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