{"id":45,"date":"2025-06-12T20:18:05","date_gmt":"2025-06-12T20:18:05","guid":{"rendered":"https:\/\/loufab.alwaysdata.net\/blogaccess\/?p=45"},"modified":"2025-07-30T21:59:16","modified_gmt":"2025-07-30T21:59:16","slug":"vba-transformer-du-texte-en-numerique","status":"publish","type":"post","link":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/2025\/06\/12\/vba-transformer-du-texte-en-numerique\/","title":{"rendered":"VBA : Transformer du texte en num\u00e9rique"},"content":{"rendered":"\n<p>Cette petite fonction sans pr\u00e9tention permet de transformer une chaine de caract\u00e8res en valeur num\u00e9rique. \u00ab\u00a0Quoi de nouveau !\u00a0\u00bb me direz-vous ?<br>A la diff\u00e9rence des fonctions natives de types <strong>Val()<\/strong>, <strong>CDbl()<\/strong> et autre, cette fonction \u00e9pure tous les caract\u00e8res non num\u00e9rique en tenant compte du signe et du s\u00e9parateur d\u00e9cimal.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"visualbasic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Function fSupprimerAlpha(mValeur As Variant) As Variant \n'------------------------------------------------------ \n' Procedure   : fSupprimerAlpha \/ Function \n' Author      : fabrice CONSTANS (MVP) \n' Date        : 03\/06\/2012 ' Modified : \n' Description : \u00e9pure une chaine de caract\u00e8re pour retourner une valeur num\u00e9rique \n'      tient compte du s\u00e9p. d\u00e9cimal et des + et - \n' Parameters  : mValeur contient la valeur \u00e0 transformer \n' Return Value : retourne une valeur num\u00e9rique valide \n'------------------------------------------------------ \nDim i As Integer \n\n   If IsNull(mValeur) Or Len(mValeur) = 0 Then \n      fSupprimerAlpha = Null \n      Exit Function \n   End If \n\n   ' \u00e0 inverser suivant le type de s\u00e9parateur utilis\u00e9 \n    mValeur = Replace(mValeur, \",\", \".\") \n    ' supprime tous les caracteres alpha \n    For i = 1 To Len(mValeur) \n       ' tout ce qui n'est pas num\u00e9rique sauf +,- et sep\u00e9rateur dec. \n       If Not IsNumeric(Mid(mValeur, i, 1)) And _\n            Not Mid(mValeur, i, 1) Like \" *[,,.]*\" And _ \n            Not Mid(mValeur, i, 1) Like \"*[+,-]*\" Then \n          ' remplace par un espace \n          mValeur = Replace(mValeur, Mid(mValeur, i, 1), \" \") \n       End If \n    Next ' renvoi la nouvelle valeur sans les espaces \n    fSupprimerAlpha = Replace(mValeur, \" \", \"\") \nEnd Function<\/pre>\n\n\n\n<p>Vous pouvez facilement y faire appel depuis une requ\u00eate par exemple.<\/p>\n\n\n\n<p>Bonne utilisation !<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cette petite fonction sans pr\u00e9tention permet de transformer une chaine de caract\u00e8res en valeur num\u00e9rique. \u00ab\u00a0Quoi de nouveau !\u00a0\u00bb me direz-vous ?A la diff\u00e9rence des fonctions natives de types Val(), CDbl() et autre, cette fonction \u00e9pure tous les caract\u00e8res non &hellip; <a href=\"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/2025\/06\/12\/vba-transformer-du-texte-en-numerique\/\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[7],"class_list":["post-45","post","type-post","status-publish","format-standard","hentry","category-code-vba","tag-code-vba"],"_links":{"self":[{"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/posts\/45","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/comments?post=45"}],"version-history":[{"count":3,"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/posts\/45\/revisions"}],"predecessor-version":[{"id":278,"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/posts\/45\/revisions\/278"}],"wp:attachment":[{"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/media?parent=45"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/categories?post=45"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/loufab.alwaysdata.net\/blogaccess\/index.php\/wp-json\/wp\/v2\/tags?post=45"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}