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find . -name "*.html" -type f -print0 | \ perl -i -p0e \ 'BEGIN{ @ARGV = <STDIN>; chomp @ARGV; $/ = "\n" }; \ while (<>) { s/foo/bar/g; print }'
find . -name "*.html" -type f -print0 | \ xargs -r0 grep -l0 | \ perl -i -p0e \ 'BEGIN{ @ARGV = <STDIN>; chomp @ARGV; $/ = "\n" }; \ while (<>) { s/foo/bar/g; print }'