The System package provides classes and functions to interacte with the operating system. The System.OperatingSystem class provides informations on what kind of system is running but most of the operation can be made without wondering about that.

• System.DateFormat
• System.DateType
• System.Month
• System.OSType
• System.StandardPath
• System.WeekDay

• System.Date
• System.Directory
• System.File
• System.FileSystem
• System.Future
• System.Locale
• System.Mutex
• System.OperatingSystem
• System.Process
• System.Promise
• System.Terminal
• System.Thread
• System.TimeZone
• System.Url
• System.Urn

• System.Dir
• System.FS
• System.IO
• System.OS
• System.stderr
• System.stdin
• System.stdout

• System.async
• System.asyncMethod
• System.exec
• System.getpid
• System.open
• System.sleep
• System.wait