Create Terms on taxonomy by text field

Question

I want to add terms on a my taxonomy dynamically by a text field and button

sample taxonomy: place_taxonomy - island_term

like:

[Textfield] [submit button]

Answer 1

I think you need to set the hierarchy to false, like this:

register_taxonomy(  
    'internal_name',  
    'object_type',  
        array(  
            'hierarchical' => false
        )  
);