12.2.3 Reserved Keywords

The following keywords are reserved in radtest:

acct, and, auth, begin, break, case, continue,
do, else, end, exit, expect, getopt, if,
in, input, not, or, print, return, send,
set, shift, while

The reserved keywords may be used as variable names, provided that the following requirements are met:

• In assignment, these names are quoted using single quotes.

  'case' = 1
  

• When dereferencing, the use of curly braces is obligatory:

  ${case} + 2