There are two types of subroutine: Procedures perform a specific task but do not return a value. Functions manipulate data and return a value to the main program. A local variable is a variable ...

A procedure is a subroutine that performs a specific task. When the task is complete, the subroutine ends and the main program continues from where it left off. For example, a procedure may be ...

I am very new to c-shell and I've skimmed several tutorials but I cannot for the life of me figure out how to do this simple, simple task with csh. I am looking for entry points and/or subroutines ...

CALL statements invoke a subroutine to perform calculations, operations, or a service. CALL statements are often used in place of functions when the operation returns multiple results or, in some ...

PPL is well documented in the Prime user's manual and many web pages. Using information from the manual and some examples online, to learn PPL I wrote the small Spirograph-like program above that can ...