Useref react typescript

const inputRef = React.useRef<HTMLInputElement | null>(null);

Useref input typescript

const input = React.useRef<HTMLInputElement>(null);

Source: carlrippon.com

Useref input typescript

const element = React.useRef<ElementType>(null);

Source: carlrippon.com

Useref in react typescrpt

// create refernce for element
let refName= useState<HTMLDivElement>(null)
//usage
<div ref={refName} className=""></div>
// access in useEffect 
refName.current

Useref typescript

import { useRef, useLayoutEffect } from "react";

//HTMLInputElement || define the type of element
const element = useRef<HTMLInputElement>(null);

useLayoutEffect(() => {
//object can be null
  if (element.current !== null) {
    element.current.focus();
  }
});

Similar codes

0 vote222 views1 answer
Typescript utility types merge interfaces
TypeScript
-80 votes198 views10 answers
Code
TypeScript
3 votes198 views3 answers
Squash commits on branch
TypeScript
4 votes281 views3 answers
Typescript get current timestamp
TypeScript
0 vote210 views1 answer
Hide elements in 2s jquery
TypeScript
0 vote202 views4 answers
Excel check if value exists in range
TypeScript
1 vote256 views6 answers
Decode jwt
TypeScript
0 vote197 views1 answer
Wordpress query to get posts by post meta
TypeScript
0 vote190 views1 answer
Python create dir when not exsit
TypeScript
0 vote195 views1 answer
Instruments du marché monétaire
TypeScript