Regex-style character classes : Dir « File Directory « Ruby

  1. Ruby
  2. File Directory
  3. Dir




Regex-style character classes


Dir["mydir/[rs]*"]    # => ["mydir/ruby_script.rb", "mydir/subdirectory"]
Dir["mydir/[^s]*"]    # => ["mydir/ruby_script.rb", "mydir/text_file"]

Related examples in the same category

1.more concise way of getting directory listings is by using Dir's class array method
2.a little more platform independent:
3.Find all the "regular" files and subdirectories in mydir.
4.Find all the .rb files in mydir
5.Dir["mydir/**/*"]
6.Dir["mydir/**/*file*"]
7.Match any of the given strings
8.Single-character wildcards
9.Dir with patterns