/////////////////////////////////////////////////////////////////////////////
public static string AssureNoLeadingDot( this string str )
{
var strOut = str?.Trim() ?? string.Empty;
while( !string.IsNullOrEmpty( strOut ) && '.' == strOut.First() ) {
strOut = strOut.Substring( 1 );
}
return strOut;
}
public static bool IsNullOrWhiteSpace(this string self)
{
#if NET35
return string.IsNullOrEmpty(self?.Trim());
#else
return string.IsNullOrWhiteSpace(self);
#endif
}
/////////////////////////////////////////////////////////////////////////////
public static string AssureLeadingDot( this string str, bool addForEmptyStr = false )
{
var strOut = str?.Trim() ?? string.Empty;
if( string.IsNullOrEmpty(strOut) && addForEmptyStr ) {
return ".";
}
if( !string.IsNullOrEmpty(strOut) && '.' != strOut.First() ) {
strOut = "." + strOut;
}
return strOut;
}
static public DroneLabel AsDroneLabel(this string DroneLabel)
{
var Name = DroneLabel?.Trim();
string Status = null;
var Match = DroneEntryLabelRegex.Match(DroneLabel ?? "");
if (Match.Success)
{
Name = Match.Groups[1].Value?.Trim();
Status = Match.Groups[2].Value?.RemoveXmlTag()?.Trim();
}
return new DroneLabel()
{
Name = Name,
Status = Status,
};
}
public static string TrimSafe(this string s, params char[] chars) => s?.Trim(chars);
public static string SafeTrim(this string cad,params char[] trimChars) => cad?.Trim(trimChars);
public static string SafeTrim(this string cad)=>cad?.Trim();
/// <summary>
/// Safely trim leading and trailing whitespace from the string, returning <c>null</c> if it is <c>null</c>.
/// </summary>
/// <param name="toTrim">
/// The string to trim.
/// </param>
/// <returns>
/// The trimmed string, or <c>null</c> if <paramref name="toTrim"/> is <c>null</c>.
/// </returns>
public static string SafeTrim(this string toTrim)
{
return toTrim?.Trim();
}
public static bool IsNumericString(this string str)
{
return str?.Trim().All(Char.IsDigit) == true;
}
/// <summary>
/// Shortcut to string.Trim(text, trimChars)
/// <para>Return string.Empty if input string is null</para>
/// </summary>
public static string TrimOrEmpty(this string text, params char[] trimChars)
{
return text?.Trim(trimChars) ?? string.Empty;
}
/// <summary>
/// Shortcut to string.Trim(text)
/// <para>Return string.Empty if input string is null</para>
/// </summary>
public static string TrimOrEmpty(this string text)
{
return text?.Trim() ?? string.Empty;
}
// ReSharper disable once InconsistentNaming
public static string trim(this string source)
{
source = source?.Trim();
return source;
}
public static bool IsNullOrWhiteSpace(this string value)
{
return string.IsNullOrEmpty(value?.Trim());
}
