Changing the Permissions on a File : chmod « File Directory « Ruby






  1. Ruby
  2. File Directory
  3. chmod

Changing the Permissions on a File

class File
  U_R = 0400
  U_W = 0200
  U_X = 0100
  G_R = 0040
  G_W = 0020
  G_X = 0010
  O_R = 0004
  O_W = 0002
  O_X = 0001

  A_R = 0444
  A_W = 0222
  A_X = 0111
end

open("my_file", "w") {}

File.chmod(File::U_R | File::U_W | File::G_R | File::O_R, "my_file")
File.chmod(File::A_R | File::U_W, "my_file")
File.chmod(0644, "my_file")                   # Bitmap: 110001001








Related examples in the same category

1.Masks for chmod
2.Changing File Modes and Owner
3.Change mode and use system command to check
4.Change file mode to 0644
5.Take away the world's read access.
6.Give everyone access to everything
7.Take away the world's write and execute access