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Data Types

Creating variables of different types. Converting between variable types. Using 3rd party libraries. Creating your own data types. Arrays, hash tables and dates.

  • Hashmap is a collection - you can reference a value using a key. The keys are often strings.

Control structures

while, for, foreach, if, return, break and other constructs

Input and output

options for reading and writing data to files and to databases network access.

Graphic User Interface

Buttons, text boxes that users can see and control.

Programming techniques

Using an accumulator, Recursion, function composition.