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                <!DOCTYPE html>
        <title>Cours JavaScript</title>
        <meta charset="utf-8">
        <link rel="stylesheet" href="cours.css">
        <script src='cours.js' async></script>
        <h1>Titre principal</h1>
        <p id='p1'>Un paragraphe <span>avec un span</span></p>
            <p id='p2'>Un paragraphe dans le div</p>
            <p>Un autre paragraphe dans le div</p>
        <p>Un autre paragraphe</p>





                let p1 = document.getElementById('p1');
let p2 = document.getElementById('p2'); = 'RGBa(240,160,000,0.5)'; //Orange

//On accède à tous les noeuds enfants de p1. childNodes renvoie une NodeList
let enfantsP1 = p1.childNodes;

/*On peut ensuite utiliser une boucle forEach() pour tous les manipuler ou
 *un indice comme pour les tableaux pour manipuler un noeud enfant en
 *particulier (le premier enfant a l'indice 0, le deuxième l'indice 1, etc.)*/
enfantsP1[1].style.fontWeight = 'bold';

/*On accède aux noeuds enfants éléments seulement de p1.
 *children renvoie une HTMLCollection*/
let enfantsEltP1 = p1.children;

//On peut ensuite accèder aux différents enfants comme on le ferait avec un tableau
enfantsEltP1[0].style.textDecoration = 'underline';