{"id":7444,"date":"2022-09-08T19:34:23","date_gmt":"2022-09-08T14:04:23","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-refresh-or-reload-data-in-function-viewwillappear-not-always-working-in-uitableviewcontroller\/"},"modified":"2022-09-08T19:34:23","modified_gmt":"2022-09-08T14:04:23","slug":"solved-refresh-or-reload-data-in-function-viewwillappear-not-always-working-in-uitableviewcontroller","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-refresh-or-reload-data-in-function-viewwillappear-not-always-working-in-uitableviewcontroller\/","title":{"rendered":"[Solved] Refresh or reload data in function ViewWillAppear not always working in UITableViewcontroller"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-58781416\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"58781416\" data-parentid=\"58781098\" data-score=\"-1\" data-position-on-page=\"1\" data-highest-scored=\"0\" data-question-has-accepted-highest-score=\"0\" itemprop=\"suggestedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>There are two things you should consider. First reload data will be called right away after reloadTransaction() if your url request hasn&#8217;t processed yet, it will show an empty tableView.<\/p>\n<p>Second, when you have new data make sure to call the main thread before you call self.tableView.reloadData():<\/p>\n<pre><code>internal func reloadTransaction(){\n    self.transactionList.removeAll()\n\n    \/\/get URL response and append data to transactinList\n    ....\n    \/\/call self.tableView.reloadData() here after you append the new data\n\n    DispatchQueue.main.async {\n        self.tableView.reloadData()\n    }\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">2<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Refresh or reload data in function ViewWillAppear not always working in UITableViewcontroller <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] There are two things you should consider. First reload data will be called right away after reloadTransaction() if your url request hasn&#8217;t processed yet, it will show an empty tableView. Second, when you have new data make sure to call the main thread before you call self.tableView.reloadData(): internal func reloadTransaction(){ self.transactionList.removeAll() \/\/get URL response &#8230; <a title=\"[Solved] Refresh or reload data in function ViewWillAppear not always working in UITableViewcontroller\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-refresh-or-reload-data-in-function-viewwillappear-not-always-working-in-uitableviewcontroller\/\" aria-label=\"More on [Solved] Refresh or reload data in function ViewWillAppear not always working in UITableViewcontroller\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[471,522,548],"class_list":["post-7444","post","type-post","status-publish","format-standard","hentry","category-solved","tag-ios","tag-swift","tag-uitableview"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Refresh or reload data in function ViewWillAppear not always working in UITableViewcontroller - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-refresh-or-reload-data-in-function-viewwillappear-not-always-working-in-uitableviewcontroller\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Refresh or reload data in function ViewWillAppear not always working in UITableViewcontroller - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] There are two things you should consider. First reload data will be called right away after reloadTransaction() if your url request hasn&#8217;t processed yet, it will show an empty tableView. Second, when you have new data make sure to call the main thread before you call self.tableView.reloadData(): internal func reloadTransaction(){ self.transactionList.removeAll() \/\/get URL response ... 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First reload data will be called right away after reloadTransaction() if your url request hasn&#8217;t processed yet, it will show an empty tableView. Second, when you have new data make sure to call the main thread before you call self.tableView.reloadData(): internal func reloadTransaction(){ self.transactionList.removeAll() \/\/get URL response ... 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