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Srinjoy Pati
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Vanilla stopwatch
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‎Vanilla stopwatch/README.md

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# vanilla stopwatch using javascript
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## tech stack
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- HTML
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- CSS
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- JS
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## look

‎Vanilla stopwatch/index.html

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>stopwatch</title>
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<link rel="stylesheet" href="style.css">
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</head>
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<body>
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<div class="stop">
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<span id="Hour">00</span>:
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<span id="Min">00</span>:
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<span id="Sec">00</span>.
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<span id="Ms">00</span>
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</div>
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<div class="button">
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<button id="start">start</button>
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<button id="stop">stop</button>
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<button id="Reset">Reset</button>
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</div>
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<script src="script.js"></script>
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</body>
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</html>

‎Vanilla stopwatch/script.js

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let Ms = 0;
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let Min = 0;
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let Hour = 0;
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let Sec = 0;
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let MsString = document.getElementById('Ms');
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let SecString = document.getElementById('Sec');
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let HourString = document.getElementById('Hour');
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let MinString = document.getElementById('Min');
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let startBtn = document.getElementById('start');
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let stopBtn = document.getElementById('stop');
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let ResetBtn = document.getElementById('Reset');
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let interval;
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function stopw(){
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Ms++;
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if(Ms == 100){
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Ms = 0;
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Sec++;
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MsString.innerHTML = Ms;
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}
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if(Sec == 60){
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Sec = 0;
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Min++;
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SecString.innerHTML = Sec;
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}
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if(Min == 60){
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Min = 0;
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Hour++;
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MinString.innerHTML = Min;
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}
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if(Ms < 10){
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MsString.innerHTML = '0' + Ms;
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}
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else{
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MsString.innerHTML = Ms;
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}
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if(Sec < 10){
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SecString.innerHTML = '0' + Sec;
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}
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else{
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SecString.innerHTML = Sec;
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}
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if(Min < 10){
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MinString.innerHTML = '0' + Min;
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}
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else{
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MinString.innerHTML = Min;
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}
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if(Hour < 10){
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HourString.innerHTML = '0' + Hour;
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}
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else{
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HourString.innerHTML = Hour;
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}
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}
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function startTimer(){
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clearInterval(interval);
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interval = setInterval(stopw, 10);
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}
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function stopTimer(){
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clearInterval(interval);
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}
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function resetTimer(){
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clearInterval(interval);
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Ms = 0;
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Sec = 0;
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Min = 0;
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Hour = 0;
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MsString.innerHTML = '00';
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SecString.innerHTML = '00';
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MinString.innerHTML = '00';
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HourString.innerHTML = '00';
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}
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startBtn.addEventListener('click', startTimer);
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stopBtn.addEventListener('click', stopTimer);
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ResetBtn.addEventListener('click', resetTimer);

‎Vanilla stopwatch/style.css

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*{
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body{
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height: 100vh;
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background-color: #0a1e29;
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display: flex;
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justify-content: center;
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align-items: center;
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flex-direction: column;
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font-family: sans-serif;
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}
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.stop{
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color: #fff;
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font-size: 5em;
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}
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.button button{
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background-color: #fff;
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border: none;
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border-radius: 10px;
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padding: 10px;
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font-size: 1.25em;
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font-weight: 600 ;
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margin: 0 10px;
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cursor: pointer;
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}
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#start{
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background-color: aquamarine;
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}
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#stop{
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background-color: yellow;
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}
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#Reset{
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background-color: red;
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}

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