{"id":6652,"date":"2025-07-15T13:34:48","date_gmt":"2025-07-15T13:34:48","guid":{"rendered":"https:\/\/functiontranslator.com\/recherche\/"},"modified":"2021-02-26T08:10:01","modified_gmt":"2021-02-26T08:10:01","slug":"lookup","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/fr\/lookup\/","title":{"rendered":"RECHERCHE"},"content":{"rendered":"<h2>Description et utilisation<\/h2>\n<p>La fonction RECHERCHE, int\u00e9gr\u00e9e \u00e0 Microsoft Excel et Google Sheets, permet de trouver des valeurs sp\u00e9cifiques au sein d&rsquo;une ligne ou d&rsquo;une colonne. Cet outil est particuli\u00e8rement utile pour localiser des donn\u00e9es pr\u00e9cises dans de vastes tableaux.<\/p>\n<h2>Syntaxe de la fonction<\/h2>\n<p>La fonction RECHERCHE se d\u00e9cline en deux principales syntaxes :<\/p>\n<ul>\n<li>Syntaxe vectorielle : <code>RECHERCHE(valeur_cherch\u00e9e; vecteur_recherche; [vecteur_resultat])<\/code><\/li>\n<li>Syntaxe matricielle : <code>RECHERCHE(valeur_cherch\u00e9e; matrice)<\/code><\/li>\n<\/ul>\n<p>D\u00e9tails des param\u00e8tres :<\/p>\n<ul>\n<li><code>valeur_cherch\u00e9e<\/code> correspond \u00e0 la valeur que vous recherchez.<\/li>\n<li><code>vecteur_recherche<\/code> repr\u00e9sente la plage de cellules o\u00f9 la recherche doit s&rsquo;effectuer.<\/li>\n<li><code>vecteur_resultat<\/code> (facultatif) indique la plage de cellules d&rsquo;o\u00f9 proviendra la valeur de retour.<\/li>\n<li><code>matrice<\/code> se r\u00e9f\u00e8re \u00e0 un tableau deux dimensions utilis\u00e9 pour la recherche. La comparaison se fait dans la premi\u00e8re ligne ou colonne et la valeur retourn\u00e9e est issue de la m\u00eame position.<\/li>\n<\/ul>\n<h2>Exemple de Syntaxe<\/h2>\n<ul>\n<li>Utilisation de RECHERCHE avec syntaxe vectorielle :\n<pre><code>=RECHERCHE(\"pomme\"; A1:A10; B1:B10)<\/code><\/pre>\n<\/li>\n<li>Utilisation de RECHERCHE avec syntaxe matricielle :\n<pre><code>=RECHERCHE(\"pomme\"; A1:B10)<\/code><\/pre>\n<\/li>\n<\/ul>\n<h2>Cas pratique : Trouver le prix d&rsquo;un produit<\/h2>\n<p>Supposez que vous disposez d&rsquo;une liste de produits et de leurs prix dans deux colonnes distinctes (A pour les produits, B pour les prix). Pour trouver le prix d&rsquo;un produit sp\u00e9cifique :<\/p>\n<pre><code>=RECHERCHE(\"Pomme\"; A2:A100; B2:B100)<\/code><\/pre>\n<p>Si le terme \u00ab\u00a0Pomme\u00a0\u00bb est trouv\u00e9 dans la plage A2:A100, Excel retournera la valeur correspondante situ\u00e9e dans la m\u00eame ligne de la colonne B.<\/p>\n<h2>Cas pratique : Recherche dans une table de donn\u00e9es<\/h2>\n<p>Imaginez que vous avez un tableau avec les noms des employ\u00e9s en colonne A et leur d\u00e9partement associ\u00e9 en colonne B. Pour identifier le d\u00e9partement d&rsquo;un employ\u00e9 nomm\u00e9 :<\/p>\n<pre><code>=RECHERCHE(\"Jean Dupont\"; A1:A50; B1:B50)<\/code><\/pre>\n<p>Cette commande localisera \u00ab\u00a0Jean Dupont\u00a0\u00bb dans la colonne A et, si trouv\u00e9, renverra le d\u00e9partement correspondant dans la colonne B.<\/p>\n<h2>Remarques finales<\/h2>\n<p>Il est essentiel de savoir que la fonction RECHERCHE ne renvoie que la premi\u00e8re correspondance trouv\u00e9e. Assurez-vous donc que le <code>vecteur_recherche<\/code> soit organis\u00e9 ou tri\u00e9 ad\u00e9quatement. Cette fonction est insensible \u00e0 la casse et ne prend pas en charge les caract\u00e8res jokers contrairement \u00e0 d&rsquo;autres fonctions telles que RECHERCHEV.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>RecheRche des valeuRs dans un vecteuR ou une 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-6652","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 LOOKUP (RECHERCHE) dans Excel : comment \u00e7a marche, exemples et syntaxe<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sentation de la fonction LOOKUP (RECHERCHE) d\u2019Excel et Google Sheets. 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