user input in js
let r = readLine();
const PI = Math.PI;
// Print the area of the circle:
console.log(PI*r*r);
// Print the perimeter of the circle:
console.log(PI*2*r);user input in js
let r = readLine();
const PI = Math.PI;
// Print the area of the circle:
console.log(PI*r*r);
// Print the perimeter of the circle:
console.log(PI*2*r);how to input from user in javascript
var name = prompt("Please enter your name", "Harry Potter");Copyright © 2021 Codeinu
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