Recursion

[flederohr]

Calculates fibonacci numbers and prints them in the console

save script as fibo
and compile 

Code:

compile fibo

Code:

var i
varexists ext1
if varexists
varexists ext2
if varexists
print %i%
skipline
!i=ext1+ext2
fibo %ext2% %i%
endif
else
!i=1
print %i%
skipline
fibo %i% %i%
endif

 on compiling the first time a warning is posted

Code:

Error: "/fibo" is not a valid dsscript

This warning is just appearing as on compile time the self referenced script file is not jet available.

Just execute the compiled script

Code:

> fibo

At some point the message "StackOverflowError" is shown.
The script execution is terminated at this point due to the stack limit on the parser has been reached.