Solutions
Solution 1 (Click to Show/Hide)
function searchCity(name) {
return list.findIndex(item => item.name === name);
}
const list = [
{ name: 'Lagos', population: 21.0 },
{ name: 'Cairo', population: 15.2 },
{ name: 'Kinshasa-Brazzaville', population: 11.3 },
{ name: 'Greater Johannesburg', population: 7.55 },
{ name: 'Mogadishu', population: 5.85 },
{ name: 'Khartoum-Omdurman', population: 4.98 },
{ name: 'Dar Es Salaam', population: 4.7 },
{ name: 'Alexandria', population: 4.58 },
{ name: 'Abidjan', population: 4.4 },
{ name: 'Casablanca', population: 3.98 }
];