{"id":11413,"date":"2022-09-27T08:07:28","date_gmt":"2022-09-27T02:37:28","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-change-a-list-column-order-scala\/"},"modified":"2022-09-27T08:07:28","modified_gmt":"2022-09-27T02:37:28","slug":"solved-change-a-list-column-order-scala","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-change-a-list-column-order-scala\/","title":{"rendered":"[Solved] change a list column order scala"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-50612151\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"50612151\" data-parentid=\"50611950\" 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>if you are looking for swapping column 3rd with 4th,<\/p>\n<ul>\n<li>split with <code>,<\/code><\/li>\n<li>construct new List with swapped columns <\/li>\n<li>concat List to get string<\/li>\n<\/ul>\n<p>example, <\/p>\n<pre><code>scala&gt; val list = List(\"banana,QS,1,0,0\", \"apple,EE,1,2,1\", \"peas,US,1,4,4\")\nlist: List[String] = List(banana,QS,1,0,0, apple,EE,1,2,1, peas,US,1,4,4)\n\nscala&gt; list.map(_.split(\",\")).map(elem =&gt; List(elem(0), elem(1), elem(3), elem(2), elem(4)).mkString(\",\"))\nres0: List[String] = List(banana,QS,0,1,0, apple,EE,2,1,1, peas,US,4,1,4)\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved change a list column order scala <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] if you are looking for swapping column 3rd with 4th, split with , construct new List with swapped columns concat List to get string example, scala&gt; val list = List(&#8220;banana,QS,1,0,0&#8221;, &#8220;apple,EE,1,2,1&#8221;, &#8220;peas,US,1,4,4&#8221;) list: List[String] = List(banana,QS,1,0,0, apple,EE,1,2,1, peas,US,1,4,4) scala&gt; list.map(_.split(&#8220;,&#8221;)).map(elem =&gt; List(elem(0), elem(1), elem(3), elem(2), elem(4)).mkString(&#8220;,&#8221;)) res0: List[String] = List(banana,QS,0,1,0, apple,EE,2,1,1, peas,US,4,1,4) [ad_2] solved &#8230; <a title=\"[Solved] change a list column order scala\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-change-a-list-column-order-scala\/\" aria-label=\"More on [Solved] change a list column order scala\">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":[802],"class_list":["post-11413","post","type-post","status-publish","format-standard","hentry","category-solved","tag-scala"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] change a list column order scala - 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-change-a-list-column-order-scala\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] change a list column order scala - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] if you are looking for swapping column 3rd with 4th, split with , construct new List with swapped columns concat List to get string example, scala&gt; val list = List(&quot;banana,QS,1,0,0&quot;, &quot;apple,EE,1,2,1&quot;, &quot;peas,US,1,4,4&quot;) list: List[String] = List(banana,QS,1,0,0, apple,EE,1,2,1, peas,US,1,4,4) scala&gt; list.map(_.split(&quot;,&quot;)).map(elem =&gt; List(elem(0), elem(1), elem(3), elem(2), elem(4)).mkString(&quot;,&quot;)) res0: List[String] = List(banana,QS,0,1,0, apple,EE,2,1,1, peas,US,4,1,4) [ad_2] solved ... 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val list = List(\"banana,QS,1,0,0\", \"apple,EE,1,2,1\", \"peas,US,1,4,4\") list: List[String] = List(banana,QS,1,0,0, apple,EE,1,2,1, peas,US,1,4,4) scala&gt; list.map(_.split(\",\")).map(elem =&gt; List(elem(0), elem(1), elem(3), elem(2), elem(4)).mkString(\",\")) res0: List[String] = List(banana,QS,0,1,0, apple,EE,2,1,1, peas,US,4,1,4) [ad_2] solved ... 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