Hết Giấy NewlineReplace

public static class StringExtensions
{
    public static string RemoveLineBreaks( this string lines )
    {
        return lines.Replace( "\r", "").Replace( "\n", "" );
    }

    public static string ReplaceLineBreaks( this string lines, string replacement )
    {
        return lines.Replace( "\r\n", replacement )
                .Replace( "\r", replacement )
                .Replace( "\n", replacement );
    }
}