{"id":492,"date":"2011-03-09T19:28:31","date_gmt":"2011-03-09T19:28:31","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/2011\/03\/09\/how-to-store-a-series-of-vectors-from-a-for-loop\/"},"modified":"2011-03-10T15:27:00","modified_gmt":"2011-03-10T15:27:00","slug":"how-to-store-a-series-of-vectors-from-a-for-loop","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2011\/03\/09\/how-to-store-a-series-of-vectors-from-a-for-loop\/","title":{"rendered":"How to store a series of vectors from a for loop."},"content":{"rendered":"A very common question among new MATLAB users is how to store the results of a calculation done in a for loop.  I covered <a href=\"https:\/\/blogs.mathworks.com\/pick\/2007\/08\/20\/matlab-basics-video\/\">how to do this when the result is a scalar<\/a>  However, I did not cover how to do this if you are creating a vector each time through the loop.\r\n<p><p>\r\nI often see people try to store the results in a series of vectors with names like alpha1, alpha2, alpha3&#8230;  This is not a good idea, it is hard to manipulate and refer to these variables.  Better is to store each resultant vector as a row in a larger matrix.\r\n<p><p>\r\n\r\n<div><div class=\"row\"><div class=\"col-xs-12 containing-block\"><div class=\"bc-outer-container add_margin_20\"><videoplayer><div class=\"video-js-container\"><video data-video-id=\"3877437022001\" data-video-category=\"blog\" data-autostart=\"false\" data-account=\"62009828001\" data-omniture-account=\"mathwgbl\" data-player=\"rJ9XCz2Sx\" data-embed=\"default\" id=\"mathworks-brightcove-player\" class=\"video-js\" controls><\/video><script src=\"\/\/players.brightcove.net\/62009828001\/rJ9XCz2Sx_default\/index.min.js\"><\/script><script>if (typeof(playerLoaded) === 'undefined') {var playerLoaded = false;}(function isVideojsDefined() {if (typeof(videojs) !== 'undefined') {videojs(\"mathworks-brightcove-player\").on('loadedmetadata', function() {playerLoaded = true;});} else {setTimeout(isVideojsDefined, 10);}})();<\/script><\/div><\/videoplayer><\/div><\/div><\/div>\r\n <\/div>\r\n","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2011\/03\/09\/how-to-store-a-series-of-vectors-from-a-for-loop\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/ac8a43e2-ebee-49a8-a58f-cc1d05c5d38a\/dbc28897-3495-4ced-8c1e-eb88d8aff789\/1280x720\/match\/image.jpg\" onError=\"this.style.display ='none';\"\/>\n      <div class=\"overlay_container\">\n      <span class=\"icon-video icon_color_null\"><time class=\"video_length\">2:09<\/time><\/span>\n      <\/div>\n      <\/a><\/div><p>A very common question among new MATLAB users is how to store the results of a calculation done in a for loop.  I covered how to do this when the result is a scalar  However, I did not cover how to&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2011\/03\/09\/how-to-store-a-series-of-vectors-from-a-for-loop\/\">read more >><\/a><\/p>","protected":false},"author":68,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,17],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/492"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/users\/68"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/comments?post=492"}],"version-history":[{"count":0,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/492\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}