August 2022
Intermediate to advanced
280 pages
4h 55m
French
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7. Tableaux
Un tableau (array) représente un nombre fixe d’éléments d’un type particulier. Les éléments d’un tableau sont toujours stockés dans un bloc de mémoire contigu, offrant ainsi un accès très efficace.
Un tableau est indiqué entre crochets après le type d’élément. L’instruction suivante déclare un tableau de six caractères :
char[] voyelles = new char[6];
Les crochets permettent également de préciser l’index2 d’un élément du tableau, et ainsi d’accéder à un élément particulier grâce à sa position :
voyelles[0] = 'a'; voyelles[1] = 'e'; voyelles[2] = 'i'; voyelles[3] = 'o'; voyelles[4] = 'u'; voyelles[5] = 'y'; Console.WriteLine (voyelles[1]); // e
Ce code affiche « e » car les index de tableaux commencent à 0. Vous pouvez utiliser une instruction ...
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