a great article ref out ref Reference parameters don't pass the values of the variables used in the function member invocation - they use the variables themselves. Rather than creating a new storage location for the variable in the function member declaration, the same storage location is used, so the value of the variable in the function member and the value of the reference parameter will ...
Vue 3 ref A ref is a mechanism for reactivity in Vue 3. The idea is to wrap a non-object variable inside a reactive object: Takes an inner value and returns a reactive and mutable ref object. The ref object has a single property .value that points to the inner value. Hmm.. Why? Vue 3 relies on JavaScript proxies to detect changes to your reactive data and implement the reactivity. Proxies are ...
In my code I use Template Refs: ref is a special attribute, that allows us to obtain a direct reference to a specific DOM element or child component instance after it's mounted. If I use Options API then I don't have any problems:
How to get $refs using Composition API in Vue3? - Stack Overflow
If you're passing a ref to a function component use React.forwardRef. If you're passing a ref down to a class component ensure that the prop name is anything except ref or you'll get a special prop warning. Edit : Since React 19, for passing a ref to a function component, you don't longer need React.forwardRef. Instead pass ref as a prop .
reactjs - React - passing refs as a prop - Stack Overflow