{"id":19245,"date":"2022-11-05T23:52:24","date_gmt":"2022-11-05T18:22:24","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-r-splitting-a-string-to-different-variables-and-assign-1-if-string-contains-this-word-duplicate\/"},"modified":"2022-11-05T23:52:24","modified_gmt":"2022-11-05T18:22:24","slug":"solved-r-splitting-a-string-to-different-variables-and-assign-1-if-string-contains-this-word-duplicate","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-r-splitting-a-string-to-different-variables-and-assign-1-if-string-contains-this-word-duplicate\/","title":{"rendered":"[Solved] R: Splitting a string to different variables and assign 1 if string contains this word [duplicate]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-60404236\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"60404236\" data-parentid=\"60403954\" 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>First off, for future posts please provide sample data in a reproducible and copy&amp;paste-able format. Screenshots are not a good idea because we can&#8217;t easily extract data from an image. For more details, please review how to provide a minimal reproducible example\/attempt.<\/p>\n<p>That aside, here is a <code>tidyverse<\/code> solution<\/p>\n<pre><code>library(tidyverse)\ndf %&gt;%\n    separate_rows(Text, sep = \" \") %&gt;%\n    mutate(n = 1) %&gt;%\n    pivot_wider(names_from = \"Text\", values_from = \"n\", values_fill = list(n = 0))\n## A tibble: 5 x 6\n#  ID      Peanut Butter Jelly Storm  Wind\n#  &lt;fct&gt;    &lt;dbl&gt;  &lt;dbl&gt; &lt;dbl&gt; &lt;dbl&gt; &lt;dbl&gt;\n#1 ID-0001      1      1     1     0     0\n#2 ID-0002      1      0     0     0     0\n#3 ID-0003      0      1     0     0     0\n#4 ID-0004      0      0     0     1     0\n#5 ID-0005      0      1     0     1     1\n<\/code><\/pre>\n<p>Explanation: We use <code>separare_rows<\/code> to split entries in <code>Text<\/code> on white spaces and reshape data into long format; we then add a count column; finally we reshape data from long to wide with <code>pivot_wider<\/code>, and fill missing values with <code>0<\/code>.  <\/p>\n<hr>\n<p>Or in base R using <code>xtabs<\/code><\/p>\n<pre><code>df2 &lt;- transform(df, Text = strsplit(as.character(Text), \" \"))\nxtabs(n ~ ., data.frame(\n    ID = with(df2, rep(ID, vapply(Text, length, 1L))),\n    Text = unlist(df2$Text),\n    n = 1))\n#ID        Butter Jelly Peanut Storm Wind\n#  ID-0001      1     1      1     0    0\n#  ID-0002      0     0      1     0    0\n#  ID-0003      1     0      0     0    0\n#  ID-0004      0     0      0     1    0\n#  ID-0005      1     0      0     1    1\n<\/code><\/pre>\n<hr>\n<h2>Sample data<\/h2>\n<pre class=\"lang-r prettyprint-override\"><code>df &lt;- read.table(text =\n\"ID Text\nID-0001   'Peanut Butter Jelly'\nID-0002   Peanut\nID-0003   Butter\nID-0004   Storm\nID-0005   'Storm Wind Butter'\", header = T)\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 R: Splitting a string to different variables and assign 1 if string contains this word [duplicate] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] First off, for future posts please provide sample data in a reproducible and copy&amp;paste-able format. Screenshots are not a good idea because we can&#8217;t easily extract data from an image. For more details, please review how to provide a minimal reproducible example\/attempt. That aside, here is a tidyverse solution library(tidyverse) df %&gt;% separate_rows(Text, sep &#8230; <a title=\"[Solved] R: Splitting a string to different variables and assign 1 if string contains this word [duplicate]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-r-splitting-a-string-to-different-variables-and-assign-1-if-string-contains-this-word-duplicate\/\" aria-label=\"More on [Solved] R: Splitting a string to different variables and assign 1 if string contains this word [duplicate]\">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":[321,362],"class_list":["post-19245","post","type-post","status-publish","format-standard","hentry","category-solved","tag-r","tag-string"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] R: Splitting a string to different variables and assign 1 if string contains this word [duplicate] - 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-r-splitting-a-string-to-different-variables-and-assign-1-if-string-contains-this-word-duplicate\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] R: Splitting a string to different variables and assign 1 if string contains this word [duplicate] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] First off, for future posts please provide sample data in a reproducible and copy&amp;paste-able format. Screenshots are not a good idea because we can&#8217;t easily extract data from an image. For more details, please review how to provide a minimal reproducible example\/attempt. That aside, here is a tidyverse solution library(tidyverse) df %&gt;% separate_rows(Text, sep ... 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