Grab echoed output of programmable block as string

Greetings, all.

I've been writing a rather involved control script for a mining drill, and after working on it for a weekend I decided that it would be nice if I could simply mirror the echoed debug output of the programmable block onto an LCD panel. My thought was that immediately before triggering the timer block and ending the loop, I could simply execute:

Grab echoed output of programmable block as string