spread operator in function perameter js code example
Example 1: spread operator in ts
function foo(...x: number[]) {
console.log(JSON.stringify(x));
}
var args:number[] = [0, 1, 2];
foo(...args);
Example 2: spread 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"] }