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The use of $_ and ~/RE/ is discouraged.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3182 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2002-12-19 20:30:05 +00:00
parent d46e835344
commit 913bc18761
1 changed files with 4 additions and 2 deletions
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6
sample/dir.rb
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@ -2,8 +2,10 @@
# list all files but .*/*~/*.o
dirp = Dir.open(".")
for f in dirp
$_ = f
unless (~/^\./ || ~/~$/ || ~/\.o/)
case f
when /^\./, /~$/, /\.o/
# do not print
else
print f, "\n"
end
end