obiekt dziennika konsoli JS
const obj={
firstName: 'John',
lastName: 'MacDonald',
age: 32,
pets: true
};
console.log(obj); // {firstName: 'John', lastName: 'MacDonald', age: 32, pets: true}
console.log(`${obj}`); // [object Object]
console.log(`${JSON.stringify(obj)}`); // {"firstName":"John","lastName":"MacDonald","age":32,"pets":true}
console.log(Object.keys(obj)); // ['firstName', 'lastName', 'age', 'pets']
console.log(Object.values(obj)); // [ 'John', 'MacDonald', 32, true ]
Anton Grigoriev