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  1.  Home
  2. RPG400-L
  3. July 2003

Re: RPGMail Wrapping was -> Catch 'n release MONITOR'd message

Douglas Handy wrote: 
...
All but one said they never use EVAL, giving excuses like having a home-grown
tool which read source looking for fields which get changed but would miss
anything not in the result field column.  ...

Hmmm...

As an exercise, think of four ways you can code a variable within Factor 1 or Factor 2 such that the value of that variable will change as a direct result of performing that opcode.

Bonus marks: Apart from reference parameters on procedure calls, how many ways are there that variables coded on the right-hand side of an assignment can change as a result of performing that expression?

Cheers! Hans



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