6d2
Displaying the language
Display the current working language. This is the language you can use with
commands such as print to build and compute expressions that may involve
variables in your program.
Display the source language for this frame. This language becomes the working
language if you use an identifier from this frame. See Information about a frame to identify the other information listed here.
Display the source language of this source file. See Examining the Symbol Table to identify the other information listed.