Angular, How to specify a parent component only takes an array of child components of certain type

04/05/2024 Kiến thức lập trình

In Angular, I want to create my own component, which will take an array of components, looks like this

<tab-group>
   <tab label='tab 1'>tab 1 content</tab>
   <tab label='tab 2'>tab 2 content</tab>
<tab-group>

question: how do I specify that only takes an array of ‘s?