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Test if class method exists in Action Script

/ Published in: ActionScript 3
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Just add a method like this in a Class that needs to call methods dynamically, without a prior knowledge of whether they exist or not.

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  1. private function methodExists(methodName:String) : Boolean
  2. {
  3. 	var exists:Boolean;
  4. 	try {
  5. 		exists = this[methodName] != null;
  6. 	} catch (e:Error) {
  7. 		exists = false;
  8. 	} 
  9. 	return exists;
  10. }

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