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Thank you for your reply.
I choose the RichTextArea to use it's functions as toggleBold(), toggleItalics(), insertUnorderedList() etc.
I tried to add the rta and the radioButtons in a...

There is a RichTextArea


private final RichTextArea rta = new RichTextArea();

and I'd like when I press an asterisk to add a radio button in this RichTextArea.

I wrote

I don't know if other languages have sth more but I'm trying to learn java and I'm wondering if there is something else instead of "if ". Thank you for your answer.

I don't want to use " if " or " switch ". Is anything else available in java for this functionality? For example, if I don't want to use "for" I can use "while".
Sorry for misunderstanding, my...

What can we use instead of if in programs? I don't mean the switch case.

Thank you very much, you helped me a lot. Thank you.

Hello. I'm trying to learn data structures but it is not clear for me why to use them. Why to use a different structure for example a stack instead of an array. I would appreciate it if someone could...