System methods

Note: each method is preceded with "system", as these methods are static. For instance, system|exit(0).

• exit(value): exits with return code value (or 0 if not provided)
• path(newpath): returns the list containing every item in the current system path, or set the current system path to the provided list.
• getenv(name): retrieves the environment variable given by name
• setenv(name, value): sets the environment variable given by name to the string value of value

Constants

• in: the file object corresponding to standard input
• out: the file object corresponding to standard output
• err: the file object corresponding to standard error