React countdown timer

Countdown in react js

import React from 'react'
import { useState, useEffect } from 'react';

const Timer = (props:any) => {
    const {initialMinute = 0,initialSeconds = 0} = props;
    const [ minutes, setMinutes ] = useState(initialMinute);
    const [seconds, setSeconds ] =  useState(initialSeconds);
    useEffect(()=>{
    let myInterval = setInterval(() => {
            if (seconds > 0) {
                setSeconds(seconds - 1);
            }
            if (seconds === 0) {
                if (minutes === 0) {
                    clearInterval(myInterval)
                } else {
                    setMinutes(minutes - 1);
                    setSeconds(59);
                }
            } 
        }, 1000)
        return ()=> {
            clearInterval(myInterval);
          };
    });

    return (
        <div>
        { minutes === 0 && seconds === 0
            ? null
            : <h1> {minutes}:{seconds < 10 ?  `0${seconds}` : seconds}</h1> 
        }
        </div>
    )
}

export default Timer;

Source: stackoverflow.com

React countdown timer

npm install react-countdown --save

-1

Source: npmjs.com

Similar codes

0 vote369 views1 answer
Bot react message with custom emoji
Javascript React
3 votes376 views2 answers
Use font awsome in react
Javascript React
0 vote351 views1 answer
Handle an input with React hooks
Javascript React
7 votes413 views3 answers
Conditional style prop react
Javascript React
0 vote348 views1 answer
React enzyme mount ReferenceError: is not defined
Javascript React
0 vote369 views1 answer
Outline none react native web
Javascript React
0 vote369 views1 answer
Button size react native
Javascript React
0 vote413 views2 answers
Combine p5 with react
Javascript React
7 votes350 views3 answers
Add backgorund image in react native app
Javascript React
1 vote299 views1 answer
How to install formik in react native
Javascript React