You might find regexes easier to read with the x modifier (see perlre). 

$ perl -Mstrict -Mwarnings -E '
for (qw{!defined(FLOAT_CODE) defined(FIXED_CODE)}) {
    m{ \A ( [!]? ) defined [(] ( .*? ) [)] \z }x;
    say $1 ? qq{$1 $2} : $2;
}
'
! FLOAT_CODE
FIXED_CODE

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-- Ken

In reply to Re: extracting data from string by kcott
in thread extracting data from string by prassi

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