{"id":2065,"date":"2024-03-12T09:10:03","date_gmt":"2024-03-12T09:10:03","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/"},"modified":"2024-03-30T15:45:48","modified_gmt":"2024-03-30T15:45:48","slug":"how-to-retrieve-the-value-selected-by-the-user-in-a-listbox","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/","title":{"rendered":"How to retrieve the value selected by the user in a ListBox?"},"content":{"rendered":"<p>To obtain the value selected by the user in the ListBox, you can use the SelectedIndex property to get the index of the selected item, and then use the Items collection to get the value of the selected item. An example code is provided below:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-comment\">\/\/ \u83b7\u53d6ListBox\u4e2d\u9009\u5b9a\u9879\u7684\u7d22\u5f15<\/span>\r\n<span class=\"hljs-built_in\">int<\/span> selectedIndex = listBox1.SelectedIndex;\r\n\r\n<span class=\"hljs-comment\">\/\/ \u83b7\u53d6\u9009\u5b9a\u9879\u7684\u503c<\/span>\r\n<span class=\"hljs-built_in\">string<\/span> selectedValue = listBox1.Items[selectedIndex].ToString();\r\n\r\n<span class=\"hljs-comment\">\/\/ \u8f93\u51fa\u9009\u5b9a\u9879\u7684\u503c<\/span>\r\nConsole.WriteLine(selectedValue);\r\n<\/code><\/pre>\n<p>In the code above, assuming listBox1 is a ListBox control, the index of the user-selected item is obtained through the SelectedIndex property. The value of the item corresponding to this index is then retrieved from the Items collection, and finally the value of the selected item is outputted.<\/p>\n<p>&nbsp;<\/p>\n<p>More tutorials<\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/what-are-the-differences-between-listbox-and-combobox\/\" target=\"_blank\" rel=\"noopener\">What are the differences between ListBox and ComboBox?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/the-similarities-and-differences-of-listbox-and-datagridview\/\" target=\"_blank\" rel=\"noopener\">The similarities and differences of ListBox and DataGridView<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/convert-string-to-character-in-java\/\" target=\"_blank\" rel=\"noopener\">convert string to character array in Java.<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/what-is-the-method-for-retrieving-a-timestamp-in-linux\/\" target=\"_blank\" rel=\"noopener\">What is the method for retrieving a timestamp in Linux?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-number-of-full-garbage-collections-in-java-using-jmx\/\" target=\"_blank\" rel=\"noopener\">How to retrieve the number of full garbage collections in Java using JMX?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>To obtain the value selected by the user in the ListBox, you can use the SelectedIndex property to get the index of the selected item, and then use the Items collection to get the value of the selected item. An example code is provided below: \/\/ \u83b7\u53d6ListBox\u4e2d\u9009\u5b9a\u9879\u7684\u7d22\u5f15 int selectedIndex = listBox1.SelectedIndex; \/\/ \u83b7\u53d6\u9009\u5b9a\u9879\u7684\u503c string selectedValue [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2065","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to retrieve the value selected by the user in a ListBox? - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"To obtain the value selected by the user in the ListBox, you can use the SelectedIndex property to get the index of the selected item,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to retrieve the value selected by the user in a ListBox?\" \/>\n<meta property=\"og:description\" content=\"To obtain the value selected by the user in the ListBox, you can use the SelectedIndex property to get the index of the selected item,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-12T09:10:03+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-30T15:45:48+00:00\" \/>\n<meta name=\"author\" content=\"Ava Mitchell\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ava Mitchell\" \/>\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:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/\"},\"author\":{\"name\":\"Ava Mitchell\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64\"},\"headline\":\"How to retrieve the value selected by the user in a ListBox?\",\"datePublished\":\"2024-03-12T09:10:03+00:00\",\"dateModified\":\"2024-03-30T15:45:48+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/\"},\"wordCount\":184,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-retrieve-the-value-selected-by-the-user-in-a-listbox\/\",\"name\":\"How to retrieve the value selected by the user in a ListBox? 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