blazor data-toggle collapse navbar code example
Example: blazor add nested align right icon in nav menu
<NavLink class="nav-link" @onclick="()=>expandSubNav = !expandSubNav">
<span class="oi oi-list-rich" aria-hidden="true"></span> Fetch data
</NavLink>
@if (expandSubNav)
{
<NavLink class="expand-menu" href="">
<span>Sub1</span>
</NavLink>
<NavLink class="" href="">
<span>Sub2</span>
</NavLink>
}