Oops, I had a typo, i was checking for regexp? instead of slice?
: check-string ( string -- string )
! Make this configurable
! dup string? [ "String required" throw ] unless ;
dup dup string?
swap slice? or [ "String required" throw ] unless ;
> 0 4 "foo bar " <slice> R/ foo/ first-match
but now I get a memory access error: ...
Naveen
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