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The Basics

This part explains the basic commands of ObjectScript, which are similar to those in other programming languages.

Here's what you'll learn in Part 1:

  • What an InterSystems IRIS class definition looks like, and how to write class methods.

  • How to use Atelier and the Terminal.

  • ObjectScript commands: Write, Read, Set, Kill, Do, Quit, Return, and Continue, including post-conditional and argumentless versions.

  • ObjectScript constructs: If, For, While, Do/While, Try/Catch.

  • Proper syntax, and some common errors you may encounter.

Click here for a reference to all the ObjectScript commands and functions (use your browser's Back button to return here).