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converter.html
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converter.html
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<!DOCTYPE html>
<html lang="en">
<body>
<div id="root"></div>
</body>
<script src="https://unpkg.com/[email protected]/umd/react.production.min.js"></script>
<script src="https://unpkg.com/[email protected]/umd/react-dom.production.min.js"></script>
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
<script type="text/babel">
function MinutesToHours(){
const[amount, setAmount] = React.useState(0);
const[fliped, setFlip] = React.useState(false);
const onChange = (event) => {
setAmount(event.target.value);
};
const reset = ()=> setAmount(0);
const flip = () => {
setFlip((current) => !current);
reset();
}
return (
<div>
<div>
<h3>Minute 2 Hour</h3>
<label for="minutes">Minutes</label>
<input
value={fliped ? amount : amount*60}
id="minutes"
placeholder = "Minutes"
type="number"
onChange = {onChange}
disabled = {!fliped}
/>
</div>
<div>
<label for="hours">Hours</label>
<input
value={fliped ? amount/60 : amount}
id="hours"
placeholder = "Hours"
type="number"
onChange={onChange}
disabled = {fliped}
/>
</div>
<button onClick = {reset}>reset</button>
<button onClick= {flip}>{fliped ? "minute to hour ":"hour to minute"}</button>
</div>
);
}
function KmToMiles(){
const[input , setInput] = React.useState();
const[flip, setFlip] = React.useState(false);
function reset(){ setInput(0); }
function fliped(){
setFlip((current)=> !current);
reset();
}
function onchage(event){
setInput(event.target.value);
}
return (
<div>
<h3>KM 2 Miles</h3>
<div>
<label for="KM">KiloMeter</label>
<input
value = {flip ? input*1.61 : input}
id="KM"
placeholder = "Kilo Meter"
type="number"
onChange = {onchage}
disabled = {flip}
/>
</div>
<div>
<label for="Meter">Meter</label>
<input
value = {flip ? input : input*0.62}
id="Meter"
placeholder="Kilo Meter"
type="number"
onChange={onchage}
disabled = {!flip}
/>
</div>
<button onClick={reset}>Reset</button>
<button onClick={fliped}>Flip</button>
</div>
);
}
function App() {
const [index, setIndex] = React.useState("1");
function select(event){
setIndex(event.target.value);
console.log(index);
}
return (
<div>
<h1>Super Converter</h1>
<select value={index} onChange={select}>
<option value ="0">Minutes & Hours</option>
<option value ="1">KM & Miles</option>
</select>
<hr/>
{index === "0" ? <MinutesToHours/> : null}
{index === "1" ? <KmToMiles /> : null}
</div>
)
}
const root = document.getElementById("root");
ReactDOM.render(<App/>, root);
</script>
</html>