stratego> my-strat = ?3
stratego> 3
3
stratego> 4
command failed
stratego> my-strat = ?4
stratego> 3
3
stratego> 4
4

new feature:
stratego> :undef my-strat
stratego> my-strat = ?5
stratego> 3
command failed
stratego> 4
command failed
stratego> 5
5

Submitted on 29 July 2004 at 11:27