How to find out if named clipboard contains numbers?

[jonathonl]

Building on thoffman666 answer

REGEX a simple example on how to use REGEX for validation in KM

Part 1: Test macro This is a very simple macro to show to call and use REGEX in Keyboard Maestro. You can change the trigger and the actual REGEX expression as required. Hopefully, it will help you overcome the "fear" of using REGEX when appropriate, I know I have put it off for a long time. =================================== Pics of Macro [REGEX a simple example on how to use REGEX ifor validation in KM Part 1] [REGEX a simple example on how to use REGEX ifor validation in KM Part 2] […

shows you how to use regex and you can search a clipboard as well as a variable.

Do an initial test with a variable and then add the code for a clipboard