Posts Tagged instanceof

The Right Way to Check An Object’s Type

Tags: , , , , ,

There are lots of ways to check the type of an object in AS3. These include the is operator, the deprecated instanceof operator, the constructor field, and a combination of getQualifiedClassName and getDefinitionByName. Which is fastest, cleanest, and most effective? Today’s article puts them all to the test to find out!

Read the rest of this article »

5 Comments

Checking Class Inheritance

Tags: , , , , ,

I recently received a tip about a thread discussing an interesting problem: how to tell if one Class object represents a class that subclasses another Class object. If you had an instance of the class, you could simply use the is or instanceof keywords, but that won’t do here. Today’s article shows how to solve this tricky problem.

Read the rest of this article »

20 Comments