added more utilty packges

Packages/com.jovian.inspector/Editor/Extensions/MyRegex.cs

@@ -0,0 +1,24 @@
+using System.Linq;
+using System.Text.RegularExpressions;
+
+namespace InspectorToolkit
+{
+	public static class MyRegex
+	{
+		public const string WholeNumber = @"^-?\d+$";
+		public const string FloatingNumber = @"^-?\d*(\.\d+)?$";
+
+		public const string AlphanumericWithoutSpace = @"^[a-zA-Z0-9]*$";
+		public const string AlphanumericWithSpace = @"^[a-zA-Z0-9 ]*$";
+
+		public const string Email = @"^([a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6})*$";
+		public const string URL = @"(https?:\/\/)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)";
+		
+		
+		/// <summary>
+		/// Replace all but matching parts of the input string
+		/// </summary>
+		public static string KeepMatching(this Regex regex, string input) => regex.Matches(input).Cast<Match>()
+			.Aggregate(string.Empty, (a, m) => a + m.Value);
+	}
+}