{"id":963,"date":"2020-12-09T19:32:09","date_gmt":"2020-12-09T19:32:09","guid":{"rendered":"http:\/\/www.vbastring.com\/blog\/?p=963"},"modified":"2022-11-17T16:51:44","modified_gmt":"2022-11-17T16:51:44","slug":"how-to-run-macro-vba-when-the-cell-value-changes","status":"publish","type":"post","link":"https:\/\/vbastring.com\/blog\/2020\/12\/09\/how-to-run-macro-vba-when-the-cell-value-changes\/","title":{"rendered":"How To Run Macro (VBA) When The Cell Value Changes"},"content":{"rendered":"<p>In this post, you are going to find out how to detect when a cell value on your worksheet changes.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-964\" src=\"https:\/\/i0.wp.com\/www.vbastring.com\/blog\/wp-content\/uploads\/2020\/12\/run-macro-when-cell-value-changes.png?resize=829%2C444\" alt=\"\" width=\"829\" height=\"444\" \/><\/p>\n<p>So when my F7 value changes from &#8220;george&#8221; or blank to something else, a message box appears.<\/p>\n<p>Here is the code:<\/p>\n<pre class=\"lang:vb decode:true \">Private Sub Worksheet_Change(ByVal Target As Range)\r\n    \r\n    Static blnDoneThis As Boolean\r\n    Dim varOldValue As Variant\r\n    Dim varNewValue As Variant\r\n    \r\n    'initialize a variable to regulate the Worksheet_Change event\r\n    If blnDoneThis Then\r\n        blnDoneThis = False\r\n        Exit Sub\r\n    End If\r\n    \r\n    'get the new value\r\n    varNewValue = Target.Value\r\n    \r\n    'set our regulator to true\r\n    blnDoneThis = True\r\n    \r\n    'time to get the old value and store it in a variable\r\n    Application.Undo\r\n\r\n    varOldValue = Target.Value\r\n    \r\n    'tell the regulator, it's ok\r\n    blnDoneThis = True\r\n    \r\n    'check if the month has changed from the old value\r\n    If varNewValue &lt;&gt; varOldValue Then\r\n        MsgBox \" value has changed\"\r\n    End If\r\n    \r\n    'set the cell equal to the new value\r\n    Target.Value = varNewValue\r\n    \r\n    \r\nEnd Sub<\/pre>\n<p>Let me know if you have questions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this post, you are going to find out how to detect when a cell value on your worksheet changes. So when my F7 value changes from &#8220;george&#8221; or blank to something else, a message box appears. Here is the code: Private Sub Worksheet_Change(ByVal Target As Range) Static blnDoneThis As Boolean Dim varOldValue As Variant [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","om_disable_all_campaigns":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-963","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How To Run Macro (VBA) When The Cell Value Changes - My Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vbastring.com\/blog\/2020\/12\/09\/how-to-run-macro-vba-when-the-cell-value-changes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How To Run Macro (VBA) When The Cell Value Changes - My Blog\" \/>\n<meta property=\"og:description\" content=\"In this post, you are going to find out how to detect when a cell value on your worksheet changes. So when my F7 value changes from &#8220;george&#8221; or blank to something else, a message box appears. Here is the code: Private Sub Worksheet_Change(ByVal Target As Range) Static blnDoneThis As Boolean Dim varOldValue As Variant [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vbastring.com\/blog\/2020\/12\/09\/how-to-run-macro-vba-when-the-cell-value-changes\/\" \/>\n<meta property=\"og:site_name\" content=\"My Blog\" \/>\n<meta property=\"article:published_time\" content=\"2020-12-09T19:32:09+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-11-17T16:51:44+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.vbastring.com\/blog\/wp-content\/uploads\/2020\/12\/run-macro-when-cell-value-changes.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/2020\\\/12\\\/09\\\/how-to-run-macro-vba-when-the-cell-value-changes\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/2020\\\/12\\\/09\\\/how-to-run-macro-vba-when-the-cell-value-changes\\\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/#\\\/schema\\\/person\\\/e1de0b30e98940381697872449c341f5\"},\"headline\":\"How To Run Macro (VBA) When The Cell Value Changes\",\"datePublished\":\"2020-12-09T19:32:09+00:00\",\"dateModified\":\"2022-11-17T16:51:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/2020\\\/12\\\/09\\\/how-to-run-macro-vba-when-the-cell-value-changes\\\/\"},\"wordCount\":58,\"image\":{\"@id\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/2020\\\/12\\\/09\\\/how-to-run-macro-vba-when-the-cell-value-changes\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/www.vbastring.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/12\\\/run-macro-when-cell-value-changes.png\",\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/2020\\\/12\\\/09\\\/how-to-run-macro-vba-when-the-cell-value-changes\\\/\",\"url\":\"https:\\\/\\\/vbastring.com\\\/blog\\\/2020\\\/12\\\/09\\\/how-to-run-macro-vba-when-the-cell-value-changes\\\/\",\"name\":\"How To Run Macro (VBA) When The Cell Value Changes - 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