Perl one-liner to highlight consecutive duplicated words:
perl -pe 's/\b(\w+)\s+\1\b/\e[31m$&\e[0m/gi' gettysburg.txt
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R5 – Perl
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Perl one-liner to highlight consecutive duplicated words:
perl -pe 's/\b(\w+)\s+\1\b/\e[31m$&\e[0m/gi' gettysburg.txt
Terminal Cruise 