the rest operator javascript
function sum(...numbers) {
return numbers.reduce((accumulator, current) => {
return accumulator += current;
});
};
sum(1,2) // 3
sum(1,2,3,4,5) // 15the rest operator javascript
function sum(...numbers) {
return numbers.reduce((accumulator, current) => {
return accumulator += current;
});
};
sum(1,2) // 3
sum(1,2,3,4,5) // 15spread operator javascript
obj = {first_name : "Marty",
lovers: ["Jennifer Parker","Baines McFly"]
};
let objClone = { ...obj }; // pass all key:value pairs from an object
console.log(objClone)
// { first_name: "Marty", lovers: ["Jennifer Parker", "Baines McFly"] }Copyright © 2021 Codeinu
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