js Destructuring arguments
const circle = {
label: 'circleX',
radius: 2,
};
const circleArea = ({ radius }, [precision = 2]) =>
(Math.PI * radius * radius).toFixed(precision);
console.log(
circleArea(circle, [5]) // 12.56637
);js Destructuring arguments
const circle = {
label: 'circleX',
radius: 2,
};
const circleArea = ({ radius }, [precision = 2]) =>
(Math.PI * radius * radius).toFixed(precision);
console.log(
circleArea(circle, [5]) // 12.56637
);destructuring assignment in javascript
// destructuring assignment in javascript
// object destructuring
let person = {
name: "Chetan",
age: 30,
country: "India"
};
const { name, age } = person;
console.log(name);
//expected output: "Chetan"
console.log(age);
//expected output: 30
console.log(country);
//expected output: Uncaught ReferenceError: country is not defined
// Array destructuring
const num = [1,2,3];
const [one, two, three] = num;
console.log(one); // 1
console.log(two); // 2
console.log(three); // 3Copyright © 2021 Codeinu
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