script_4.js

const entrepreneurs = [
    { first: 'Steve', last: 'Jobs', year: 1955 },
    { first: 'Oprah', last: 'Winfrey', year: 1954 },
    { first: 'Bill', last: 'Gates', year: 1955 },
    { first: 'Sheryl', last: 'Sandberg', year: 1969 },
    { first: 'Mark', last: 'Zuckerberg', year: 1984 },
    { first: 'Beyonce', last: 'Knowles', year: 1981 },
    { first: 'Jeff', last: 'Bezos', year: 1964 },
    { first: 'Diane', last: 'Hendricks', year: 1947 },
    { first: 'Elon', last: 'Musk', year: 1971 },
    { first: 'Marissa', last: 'Mayer', year: 1975 },
    { first: 'Walt', last: 'Disney', year: 1901 },
    { first: 'Larry', last: 'Page', year: 1973 },
    { first: 'Jack', last: 'Dorsey', year: 1976 },
    { first: 'Evan', last: 'Spiegel', year: 1990 },
    { first: 'Brian', last: 'Chesky', year: 1981 },
    { first: 'Travis', last: 'Kalanick', year: 1976 },
    { first: 'Marc', last: 'Andreessen', year: 1971 },
    { first: 'Peter', last: 'Thiel', year: 1967 }
  ];

let test1 = entrepreneurs.filter(array => array.year >= 1970 && array.year < 1980);
console.log(test1);

let test2 = entrepreneurs.map(array => `${array.first} ${array.last}`);
console.log(test2);

let test3 = entrepreneurs.map(array => "L'inventeur " + array.first + " " + array.last + " aurait " + (2024 - array.year) + "ans aujourd'hui.");
console.log(test3);

entrepreneurs.sort((a, b) => a.last.localeCompare(b.last));
console.log(entrepreneurs);