Provides common functionality related to the operating system.
Returns a list of command line arguments passed to a Ghost script. The first element
 is the script name.
Returns the number of nanoseconds elapsed since January 1, 1970 UTC.
os.clock() // expected value: 1643344902998773000
Causes the current program to exit with the given status code and optional message. Conventionally, code zero indicates success, non-zero an error. The program terminates immediately.
For portability, the status code should be in the range
os.exit(0, "Process completed successfully") // expected outout: Process completed successfully
Returns the name of the current operating system:
os.name // expected value: darwin