Useref typescript

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 vote169 views1 answer
Swift collection view deselects item when scroll off screen
TypeScript
0 vote187 views1 answer
Minimum number of cycle shifts for each string if it can be made palindrome
TypeScript
0 vote163 views1 answer
Stats splunk many fields
TypeScript
21 votes181 views4 answers
Can't bind to 'ngmodeloptions' since it isn't a known property of 'input'
TypeScript
1 vote139 views1 answer
Ionic pasword visible inside ion-input
TypeScript
0 vote200 views1 answer
OpenCV(4.5.3) C:\Users\runneradmin\AppData\Local\Temp\pip-req-build-q3d_8t8e\opencv\modules\imgproc\src\shapedescr.cpp:315: error: (-215:Assertion failed) npoints >= 0 && (depth == CV_32F || depth == CV_32S) in function 'cv::contourArea'
TypeScript
0 vote172 views1 answer
Welsh cup electrodes have
TypeScript
0 vote181 views1 answer
Aws sts get-caller-identity extract account
TypeScript
1 vote160 views1 answer
Vue components import each other recursive
TypeScript
3 votes171 views1 answer
Typescript enumerate array
TypeScript