Smalltalk
Smalltalk inherits from Object and defines no instance variables. It has no subclasses.
Smalltalk provides some methods for interfacing with the virtual machine. The message Smalltalk class>>#start is sent when the virtual machine begins execution.
Methods defined in Smalltalk class:
Methods for startup:
- basicStart
Sent by the virtual machine upon startup. This is the first Smalltalk method that executes.
Methods for utility:
- collectGarbage
- exit
- freeMemory
Number of free bytes in the Smalltalk heap.
- runningOnDevice
Pocket Smalltalk Documentation