Mega Code Archive
Converts the string representation of a Guid toits Guid equivalent
<![CDATA[
//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
{
/// <summary> Converts the string representation of a Guid toits Guid
/// equivalent. A return value indicates whether the operation succeeded.
/// </summary>
/// <param name="s">A string containing a Guid to convert.</param>
/// <param name="result"> /// When this method returns, contains the Guid value equivalent to /// the Guid contained in <paramref name="s"/>, if the conversion succeeded, or <see cref="Guid.Empty"/> if theconversion failed. /// The conversion fails if the
/// <paramref name="s"/> parameter is a /// <see langword="null" /> reference (<see langword="Nothing" /> in /// Visual Basic), or is not of the correct format.
/// </param> ///
/// <value> /// <see langword="true" /> if <paramref name="s"/> was converted /// successfully; otherwise, <see langword="false" />. </value>
/// <exception cref="ArgumentNullException"> /// Thrown if <pararef name="s"/> is <see langword="null"/>. /// </exception>
/// <remarks> /// Original code at https://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=94072&wa=wsignin1.0#tabs </remarks>
public static bool Ext_IsValidGuid(this string s)
{
if (s == null)
throw new ArgumentNullException("s");
Regex format = new Regex("^[A-Fa-f0-9]{32}$|" +
"^({|\\()?[A-Fa-f0-9]{8}-([A-Fa-f0-9]{4}-){3}[A-Fa-f0-9]{12}(}|\\))?$|" +
"^({)?[0xA-Fa-f0-9]{3,10}(, {0,1}[0xA-Fa-f0-9]{3,6}){2},{0,1}({)([0xA-Fa-f0-9]{3,4}, {0,1}){7}[0xA-Fa-f0-9]{3,4}(}})$");
Match match = format.Match(s);
return match.Success;
}
}
}
]]>