How to show wordress post catagory in ionic 5

How to show Wordpress catagory link in ion tabs eg if i try use ```
IonTabButton tab=“Home”>
Its work but all Wordpress categorie list show but
I am unsuccess to show

IonTabButton tab="Home/6">
But not work in tab Any One help me out how to show sub categories 
I also try with 
IonTabButton click=Home/6 Not work click only working in ion button