Somewhat simpler: 

print "'$1'" while $data =~ m/(\b[A-Z][A-Z\s]+[A-Z]\b)/g;;
'THIS
IS A SENTENCE'
'SEQUENCE OF UPPER WORDS'

[download]

or 

print "'$1'" while $data =~ m/(\b[A-Z][A-Z\s]+[^ ]\b)/g;;
'THIS
IS A SENTENCE'
'SEQUENCE OF UPPER WORDS'

[download]
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
"Too many [] have been sedated by an oppressive environment of political correctness and risk aversion."

In reply to Re^4: Extract sequence of UC words? by BrowserUk
in thread Extract sequence of UC words? by Anonymous Monk

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