Ruby目录操作 #

Dir.mkdir("new_dir")
Dir.rmdir("empty_dir")
Dir.pwd
Dir.chdir("/tmp")
Dir.home

Dir.entries(".")
Dir.foreach(".") { |entry| puts entry }
Dir.glob("*.txt")
Dir.glob("**/*.rb")
Dir["*.txt"]

require 'pathname'

path = Pathname.new("/home/user/documents/file.txt")
path.dirname
path.basename
path.extname
path.parent
path.children
path.exist?
path.directory?
path.file?

path = Pathname.new("documents/file.txt")
path.absolute?
path.relative?
path.expand_path
path.cleanpath
path.join("subdir", "file.txt")
path + "another.txt"

require 'fileutils'

FileUtils.mkdir_p("path/to/dir")
FileUtils.rm_rf("directory")
FileUtils.cp_r("source", "dest")
FileUtils.mv("source", "dest")
FileUtils.cd("directory")
FileUtils.pwd