Standard classes are needed for each applet/application.
- Extend existing classes:
applet
- Many core elements of java are implemented as class in the
java.lang package.
- Lot's of helpful routines for many purposes are available:
- Comfortable datatypes
- IO, URL, net
- Basic GUI elements
- 2D graphic primitives (to be extended)
- Use the API online documentation (HTML file).
- Search for examples with similar goals.
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