{"id":16987,"date":"2022-10-22T18:36:50","date_gmt":"2022-10-22T13:06:50","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-javascript-use-an-array-to-calculate-some-coordinates\/"},"modified":"2022-10-22T18:36:50","modified_gmt":"2022-10-22T13:06:50","slug":"solved-javascript-use-an-array-to-calculate-some-coordinates","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-javascript-use-an-array-to-calculate-some-coordinates\/","title":{"rendered":"[Solved] Javascript &#8211; use an array to calculate some coordinates"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-43705727\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"43705727\" data-parentid=\"43705581\" data-score=\"0\" 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>Try using a <code>map<\/code> function on the array at the point where you need to make the calculations. Once you have the array so that each item is in the format that you want, you can map through the array and divide each item by 2.2.<\/p>\n<p>E.g.<\/p>\n<pre><code>arr.map((item) =&gt; {\n  return item\/2.2;\n}) \/\/ at this point you could chain on 'join(\"\\n\")' or whatever\n<\/code><\/pre>\n<p>If I&#8217;m understanding you correctly, you want to make an array out of the data you have, then perform a calculation on each piece of that data, and then do something else with it. If so, then the built in javascript <code>map<\/code> function is the way to go.<\/p>\n<p>Note: I use ES6 fat arrow syntax for the function inside map, obviously you could just use an anonymous function with <code>map(function(item) {...});<\/code><\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">14<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Javascript &#8211; use an array to calculate some coordinates <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Try using a map function on the array at the point where you need to make the calculations. Once you have the array so that each item is in the format that you want, you can map through the array and divide each item by 2.2. E.g. arr.map((item) =&gt; { return item\/2.2; }) \/\/ &#8230; <a title=\"[Solved] Javascript &#8211; use an array to calculate some coordinates\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-javascript-use-an-array-to-calculate-some-coordinates\/\" aria-label=\"More on [Solved] Javascript &#8211; use an array to calculate some coordinates\">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":[346,333],"class_list":["post-16987","post","type-post","status-publish","format-standard","hentry","category-solved","tag-html","tag-javascript"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Javascript - use an array to calculate some coordinates - 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-javascript-use-an-array-to-calculate-some-coordinates\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Javascript - use an array to calculate some coordinates - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Try using a map function on the array at the point where you need to make the calculations. 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