boucle for javascript

var i=0; 
for (i=0;i<=6;i++){
document.write("Le nombre est :  " + i);
document.write("<br />");
}

let panier = ['fraise', 'banane', 'poire'];

for (const fruit in panier) {
    console.log(panier[fruit]);
}

for (let step = 0; step < 5; step++) {
  // Runs 5 times, with values of step 0 through 4.
  console.log('Walking east one step');
}

let panier = ['fraise', 'banane', 'poire'];

for (const fruit of panier) {
  // console.log(fruit);
  console.log(panier.indexOf(fruit));
}