{"id":27927,"date":"2022-12-27T13:31:57","date_gmt":"2022-12-27T08:01:57","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-optional-string-view-controller\/"},"modified":"2022-12-27T13:31:57","modified_gmt":"2022-12-27T08:01:57","slug":"solved-optional-string-view-controller","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-optional-string-view-controller\/","title":{"rendered":"[Solved] Optional String &#8211; View Controller"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-46618856\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"46618856\" data-parentid=\"46618615\" data-score=\"0\" 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>To unwrap do as follow<\/p>\n<pre><code>let strRating =  \"\\(self.newRateSyting!)\\(rateValue!)\\(self.ratingTexts[Int(rateValue)]!)\"\nself.rateLabel?.text = strRating\n<\/code><\/pre>\n<p><strong>Example<\/strong><\/p>\n<pre><code>let value : String? = \"4.7\"\nlet review : String? = \"very good\"\n\nlet strRate = \"\\(value), \\(review)\"\n\nprint(\"Before unwrap\")\n\nprint(strRate)\n\nprint(\"\\n After unwrap\")\nlet strRate2 = \"\\(value!), \\(review!)\"\nprint(strRate2)\n<\/code><\/pre>\n<p><strong>Output:<\/strong><\/p>\n<p><a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/jassweb.com\/solved\/wp-content\/uploads\/2022\/12\/Solved-Optional-String-View-Controller.png\"><img decoding=\"async\" src=\"https:\/\/jassweb.com\/solved\/wp-content\/uploads\/2022\/12\/Solved-Optional-String-View-Controller.png\" alt=\"enter image description here\"><\/a><\/p>\n<p><strong>Note:<\/strong> <\/p>\n<p>If you have <strong>array of dict<\/strong> , <strong>array of array<\/strong>, <strong>dict of dict<\/strong>, <strong>dict of array<\/strong>, then you have to unwrap like below:<\/p>\n<pre><code>(arr[index][\"key\"])! , (arr[index][index])!, (arr[\"key\"][\"key\"])!, (arr[\"key\"][index])!\n<\/code><\/pre>\n<p>Doesn&#8217;t matter how much array or dict are complex, always follow above.<\/p>\n<p>If you have still doubt then you can ask.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">3<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Optional String &#8211; View Controller <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] To unwrap do as follow let strRating = &#8220;\\(self.newRateSyting!)\\(rateValue!)\\(self.ratingTexts[Int(rateValue)]!)&#8221; self.rateLabel?.text = strRating Example let value : String? = &#8220;4.7&#8221; let review : String? = &#8220;very good&#8221; let strRate = &#8220;\\(value), \\(review)&#8221; print(&#8220;Before unwrap&#8221;) print(strRate) print(&#8220;\\n After unwrap&#8221;) let strRate2 = &#8220;\\(value!), \\(review!)&#8221; print(strRate2) Output: Note: If you have array of dict , array of &#8230; <a title=\"[Solved] Optional String &#8211; View Controller\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-optional-string-view-controller\/\" aria-label=\"More on [Solved] Optional String &#8211; View Controller\">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],"class_list":["post-27927","post","type-post","status-publish","format-standard","hentry","category-solved","tag-ios","tag-swift"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Solved] Optional String - View Controller - 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-optional-string-view-controller\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Optional String - View Controller - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] To unwrap do as follow let strRating = &quot;(self.newRateSyting!)(rateValue!)(self.ratingTexts[Int(rateValue)]!)&quot; self.rateLabel?.text = strRating Example let value : String? = &quot;4.7&quot; let review : String? = &quot;very good&quot; let strRate = &quot;(value), (review)&quot; print(&quot;Before unwrap&quot;) print(strRate) print(&quot;n After unwrap&quot;) let strRate2 = &quot;(value!), (review!)&quot; print(strRate2) Output: Note: If you have array of dict , array of ... 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