js sort funciton code example

Example 1: how the sort function works javascript

const unsorted = ['d', 'd', 'h', 'r', 'v', 'z', 'f', 'c', 'g'];
const sorted = unsorted.sort();

console.log(sorted);
//["c", "d", "d", "f", "g", "h", "r", "v", "z"]


const unsortedNums = [45, 56, 3, 3, 4, 6, 7, 45, 1];
const sortedNums = unsortedNums.sort((a, b) => {
	return a - b;
});

console.log(sortedNums);
//[1, 3, 3, 4, 6, 7, 45, 45, 56]

Example 2: sort function

var vehicules= [
   { nom: "Peugeot 208 1,2l PureTech", img:"208.png" , co2:108 },
   { nom: "Peugeot 5008 2.0 BlueHDi 150", img:"5008.png" , co2: 118 },
   { nom: "Golf GTI", img:"golfgti.png" , co2:148 },
   { nom: "Renault Clio 0.9 TCe 90", img:"clio.jpg" , co2:114 },
   { nom: "Audi A4 2.0 TDI 190", img:"a4.png" , co2: 111},
   { nom: "BMW Serie 2 Tourer 220d", img:"serie2tourer.png" , co2:124 },
   { nom: "Audi SQ7", img:"sq7.png" , co2:198 },
   { nom: "Audi TTS", img:"tts.png" , co2:159 },
];
vehicules.sort(function (a, b) {
   return a.co2 - b.co2;
});
vehicules.forEach(function(v) {
   console.log(v.nom+" avec "+v.co2+" g de CO2/km");    
});