{"id":4281,"date":"2019-06-18T15:56:44","date_gmt":"2019-06-18T20:56:44","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/?p=4281"},"modified":"2019-06-18T15:56:44","modified_gmt":"2019-06-18T20:56:44","slug":"my-web-scraping-app-adding-a-single-match-pattern","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2019\/06\/18\/my-web-scraping-app-adding-a-single-match-pattern\/","title":{"rendered":"My Web Scraping App: Adding a Single-Match Pattern"},"content":{"rendered":"<p>Now I want to add a second regex pattern that will only match once per page and display what it finds in the results. This would let me, for example, extract the language of each page and display it next to a list of all the links on a page (which I actually need to do).<\/p>\n<p>Features covered in this <a href=\"https:\/\/blogs.mathworks.com\/videos\/2015\/10\/29\/matlab-code-along-videos\/\">code-along<\/a> style video include:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.mathworks.com\/products\/matlab\/app-designer.html\">App Designer<\/a><\/li>\n<li><tt><a href=\"https:\/\/www.mathworks.com\/help\/matlab\/ref\/regexp.html\">regexp<\/a><\/tt><\/li>\n<\/ul>\n<p><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=\"6049693152001\" 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><\/p>\n<p>Play the video in full screen mode for a better viewing experience.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2019\/06\/18\/my-web-scraping-app-adding-a-single-match-pattern\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/3c4fb461-6caf-400a-bf86-2ae53eebd8f8\/c9a7c7bf-be58-4ffd-abe8-f2429c43b03d\/1280x720\/match\/image.jpg\" onError=\"this.style.display ='none';\"\/><\/p>\n<div class=\"overlay_container\">\n      <span class=\"icon-video icon_color_null\"><time class=\"video_length\">31:11<\/time><\/span>\n      <\/div>\n<p>      <\/a><\/div>\n<p>Now I want to add a second regex pattern that will only match once per page and display what it finds in the results. This would let me, for example, extract the language of each page and display it&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2019\/06\/18\/my-web-scraping-app-adding-a-single-match-pattern\/\">read more >><\/a><\/p>\n","protected":false},"author":133,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[33,27,4],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/4281"}],"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\/133"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/comments?post=4281"}],"version-history":[{"count":4,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/4281\/revisions"}],"predecessor-version":[{"id":4289,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/4281\/revisions\/4289"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=4281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=4281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=4281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}