{"id":15388,"date":"2022-10-11T10:53:38","date_gmt":"2022-10-11T05:23:38","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-wrap-a-given-input-string-in-double-quotes-if-not-already-wrapped\/"},"modified":"2022-10-11T10:53:38","modified_gmt":"2022-10-11T05:23:38","slug":"solved-wrap-a-given-input-string-in-double-quotes-if-not-already-wrapped","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-wrap-a-given-input-string-in-double-quotes-if-not-already-wrapped\/","title":{"rendered":"[Solved] Wrap a given input string in double quotes if not already wrapped"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-41052918\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"41052918\" data-parentid=\"41052752\" data-score=\"1\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" 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>A short and simple way is just to test the first and last characters:<\/p>\n<pre><code>var input = \/\/ whatever\nvar wrapped = input;\nif ('\"' === wrapped || !('\"' === wrapped[0] &amp;&amp; '\"' === wrapped.slice(-1)))\n  wrapped = '\"' + wrapped + '\"';\n<\/code><\/pre>\n<p>(This works even on empty strings, because <code>''[0]<\/code> is <code>undefined<\/code> and <code>''.slice(-1)<\/code> is <code>''<\/code>, neither of which cause a problem in the <code>if<\/code> condition.)<\/p>\n<p>You don&#8217;t say what to do if the input is just a single double-quote character, but I&#8217;ve assumed for the input <code>'\"'<\/code> the output will be <code>'\"\"\"'<\/code>. If that&#8217;s not what you want obviously you can modify the code above.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">1<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Wrap a given input string in double quotes if not already wrapped <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] A short and simple way is just to test the first and last characters: var input = \/\/ whatever var wrapped = input; if (&#8216;&#8221;&#8216; === wrapped || !(&#8216;&#8221;&#8216; === wrapped[0] &amp;&amp; &#8216;&#8221;&#8216; === wrapped.slice(-1))) wrapped = &#8216;&#8221;&#8216; + wrapped + &#8216;&#8221;&#8216;; (This works even on empty strings, because &#8221;[0] is undefined and &#8221;.slice(-1) &#8230; <a title=\"[Solved] Wrap a given input string in double quotes if not already wrapped\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-wrap-a-given-input-string-in-double-quotes-if-not-already-wrapped\/\" aria-label=\"More on [Solved] Wrap a given input string in double quotes if not already wrapped\">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":[333,347,362],"class_list":["post-15388","post","type-post","status-publish","format-standard","hentry","category-solved","tag-javascript","tag-regex","tag-string"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Wrap a given input string in double quotes if not already wrapped - 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-wrap-a-given-input-string-in-double-quotes-if-not-already-wrapped\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Wrap a given input string in double quotes if not already wrapped - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] A short and simple way is just to test the first and last characters: var input = \/\/ whatever var wrapped = input; if (&#039;&quot;&#039; === wrapped || !(&#039;&quot;&#039; === wrapped[0] &amp;&amp; &#039;&quot;&#039; === wrapped.slice(-1))) wrapped = &#039;&quot;&#039; + wrapped + &#039;&quot;&#039;; (This works even on empty strings, because &#039;&#039;[0] is undefined and &#039;&#039;.slice(-1) ... 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