by Julian Jan..
Yes that´s what i meant ( sry im not natively speaking english, hope my english isn´t to hard to read ).
Back to the topic, what you suggested really was the way to go reach what i intended to do, thanks for the hint.
I just initialized my optional parameter as standard $repeatno so that if i want to create 21 answers i dont need to click the add 3 more answers button 7 times.