{"id":6613,"date":"2025-07-15T13:34:48","date_gmt":"2025-07-15T13:34:48","guid":{"rendered":"https:\/\/functiontranslator.com\/index\/"},"modified":"2021-02-26T08:08:29","modified_gmt":"2021-02-26T08:08:29","slug":"index","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/fr\/index\/","title":{"rendered":"INDEX"},"content":{"rendered":"<h2>Description de la Fonction<\/h2>\n<p>La fonction INDEX est frequemment utilis\u00e9e dans Excel et Google Sheets pour extraire un \u00e9l\u00e9ment d&rsquo;une plage de cellules ou d&rsquo;un tableau. Elle est particuli\u00e8rement pr\u00e9cieuse quand il faut localiser une valeur sp\u00e9cifique dans une ligne ou une colonne donn\u00e9e.<\/p>\n<p><strong>Syntaxe:<\/strong><br \/> <code>INDEX(plage, num\u00e9ro_ligne, [num\u00e9ro_colonne])<\/code><br \/> o\u00f9 : <\/p>\n<ul>\n<li><strong>plage<\/strong> d\u00e9signe la plage de cellules dont la valeur doit \u00eatre extraite.<\/li>\n<li><strong>num\u00e9ro_ligne<\/strong> correspond au num\u00e9ro de la ligne dans la plage d\u2019o\u00f9 la valeur est extraite.<\/li>\n<li><strong>num\u00e9ro_colonne<\/strong> est facultatif et indique le num\u00e9ro de la colonne dans la plage d\u2019o\u00f9 la valeur est extraite. S&rsquo;il est omis, il est pr\u00e9sum\u00e9 \u00eatre 1.<\/li>\n<\/ul>\n<h2>Exemples<\/h2>\n<p>Utilisons le tableau suivant pour illustrer nos exemples :<\/p>\n<table>\n<tr>\n<th>A<\/th>\n<th>B<\/th>\n<th>C<\/th>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>20<\/td>\n<td>30<\/td>\n<\/tr>\n<tr>\n<td>40<\/td>\n<td>50<\/td>\n<td>60<\/td>\n<\/tr>\n<tr>\n<td>70<\/td>\n<td>80<\/td>\n<td>90<\/td>\n<\/tr>\n<\/table>\n<p><strong>Exemple 1 :<\/strong> Extraire la valeur situ\u00e9e \u00e0 la premi\u00e8re ligne et deuxi\u00e8me colonne.<\/p>\n<pre><code>=INDEX(A1:C3, 1, 2)<\/code><\/pre>\n<p>Cette formule renvoie <strong>20<\/strong>, situ\u00e9 \u00e0 la ligne 1 et colonne 2 de la plage A1:C3.<\/p>\n<p><strong>Exemple 2 :<\/strong> Extraire la derni\u00e8re valeur de la troisi\u00e8me colonne.<\/p>\n<pre><code>=INDEX(A:C, 3, 3)<\/code><\/pre>\n<p>Cette formule renvoie <strong>90<\/strong>, se trouvant \u00e0 la ligne 3, colonne 3 du tableau.<\/p>\n<h2>Sc\u00e9narios Pratiques<\/h2>\n<p><strong>Sc\u00e9nario 1: Recherche de donn\u00e9es sp\u00e9cifiques dans une vaste base de donn\u00e9es<\/strong><\/p>\n<p>Imaginez une base de donn\u00e9es contenant des donn\u00e9es sur des employ\u00e9s. Pour trouver le salaire d&rsquo;un employ\u00e9 sp\u00e9cifique qui se trouve \u00e0 une certaine position dans la liste, supposons que la colonne A renferme les noms des employ\u00e9s et la colonne B les salaires. La fonction INDEX peut localiser le salaire de l&#8217;employ\u00e9 se trouvant \u00e0 la ligne 15 :<\/p>\n<pre><code>=INDEX(B1:B100, 15)<\/code><\/pre>\n<p><strong>R\u00e9sultat :<\/strong> Ceci retournera le salaire de l&#8217;employ\u00e9 situ\u00e9 \u00e0 la 15\u00e8me position.<\/p>\n<p><strong>Sc\u00e9nario 2: Cr\u00e9ation de rapports dynamiques<\/strong><\/p>\n<p>La combinaison d&rsquo;INDEX avec d&rsquo;autres fonctions, tel que MATCH, permet de cr\u00e9er des rapports dynamiques o\u00f9 l&rsquo;utilisateur peut saisir un nom d&#8217;employ\u00e9 et obtenir automatiquement des d\u00e9tails sp\u00e9cifiques. Pour obtenir le salaire correspondant pour un nom d&#8217;employ\u00e9 entr\u00e9 dans la cellule D1, avec une liste o\u00f9 les noms sont dans la colonne A et les salaires dans la colonne B, voici la formule \u00e0 utiliser :<\/p>\n<pre><code>=INDEX(B1:B100, MATCH(D1, A1:A100, 0))<\/code><\/pre>\n<p>Cette formule identifie d&rsquo;abord le num\u00e9ro de ligne correspondant au nom entr\u00e9 en D1 dans la liste des noms en A1:A100, puis utilise INDEX pour retrouver le salaire associ\u00e9 \u00e0 cette ligne.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Utilise Un index poUr choisir Une valeUr provenant d\u2019Une r\u00e9f\u00e9rence oU d\u2019Une matrice<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[312],"tags":[],"class_list":["post-6613","post","type-post","status-publish","format-standard","hentry","category-recherche-et-matrices"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fonction INDEX dans Excel : comment \u00e7a marche, exemples et syntaxe<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sentation de la fonction INDEX d\u2019Excel et Google Sheets. 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