{"id":16909,"date":"2022-10-22T13:03:49","date_gmt":"2022-10-22T07:33:49","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/"},"modified":"2022-10-22T13:03:49","modified_gmt":"2022-10-22T07:33:49","slug":"solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/","title":{"rendered":"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-14647504\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"14647504\" data-parentid=\"14646764\" data-score=\"4\" 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<pre><code>use strict;\nuse warnings;\n\nuse HTML::TreeBuilder::XPath;\n\nmy ($dir) = @ARGV;\n\nmy @files = glob \"$dir\/*\";\n\nfor my $file (@files) {\n  my $tree = HTML::TreeBuilder::XPath-&gt;new_from_file($file);\n  my @opacity = $tree-&gt;findnodes_as_strings('\/\/div[@class=\"opacity description\"]');\n  print \"\\n$file\\n\";\n  print \"  $_\\n\" for @opacity;\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Read file content and use Regular Expression to locate a pattern in each File in Perl <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] use strict; use warnings; use HTML::TreeBuilder::XPath; my ($dir) = @ARGV; my @files = glob &#8220;$dir\/*&#8221;; for my $file (@files) { my $tree = HTML::TreeBuilder::XPath-&gt;new_from_file($file); my @opacity = $tree-&gt;findnodes_as_strings(&#8216;\/\/div[@class=&#8221;opacity description&#8221;]&#8217;); print &#8220;\\n$file\\n&#8221;; print &#8221; $_\\n&#8221; for @opacity; } [ad_2] solved Read file content and use Regular Expression to locate a pattern in each File in &#8230; <a title=\"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\" aria-label=\"More on [Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1886,442,347],"class_list":["post-16909","post","type-post","status-publish","format-standard","hentry","category-solved","tag-directory","tag-perl","tag-regex"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] use strict; use warnings; use HTML::TreeBuilder::XPath; my ($dir) = @ARGV; my @files = glob &quot;$dir\/*&quot;; for my $file (@files) { my $tree = HTML::TreeBuilder::XPath-&gt;new_from_file($file); my @opacity = $tree-&gt;findnodes_as_strings(&#039;\/\/div[@class=&quot;opacity description&quot;]&#039;); print &quot;n$filen&quot;; print &quot; $_n&quot; for @opacity; } [ad_2] solved Read file content and use Regular Expression to locate a pattern in each File in ... Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\" \/>\n<meta property=\"og:site_name\" content=\"JassWeb\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-22T07:33:49+00:00\" \/>\n<meta name=\"author\" content=\"Kirat\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kirat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\"},\"author\":{\"name\":\"Kirat\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31\"},\"headline\":\"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl\",\"datePublished\":\"2022-10-22T07:33:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\"},\"wordCount\":36,\"publisher\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\"},\"keywords\":[\"directory\",\"perl\",\"regex\"],\"articleSection\":[\"Solved\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\",\"url\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\",\"name\":\"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl - JassWeb\",\"isPartOf\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#website\"},\"datePublished\":\"2022-10-22T07:33:49+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/jassweb.com\/solved\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/jassweb.com\/solved\/#website\",\"url\":\"https:\/\/jassweb.com\/solved\/\",\"name\":\"JassWeb\",\"description\":\"Build High-quality Websites\",\"publisher\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/jassweb.com\/solved\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\",\"name\":\"Jass Web\",\"url\":\"https:\/\/jassweb.com\/solved\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png\",\"contentUrl\":\"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png\",\"width\":693,\"height\":132,\"caption\":\"Jass Web\"},\"image\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31\",\"name\":\"Kirat\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750\",\"contentUrl\":\"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750\",\"caption\":\"Kirat\"},\"sameAs\":[\"http:\/\/jassweb.com\"],\"url\":\"https:\/\/jassweb.com\/solved\/author\/jaspritsinghghumangmail-com\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl - JassWeb","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/","og_locale":"en_US","og_type":"article","og_title":"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl - JassWeb","og_description":"[ad_1] use strict; use warnings; use HTML::TreeBuilder::XPath; my ($dir) = @ARGV; my @files = glob \"$dir\/*\"; for my $file (@files) { my $tree = HTML::TreeBuilder::XPath-&gt;new_from_file($file); my @opacity = $tree-&gt;findnodes_as_strings('\/\/div[@class=\"opacity description\"]'); print \"n$filen\"; print \" $_n\" for @opacity; } [ad_2] solved Read file content and use Regular Expression to locate a pattern in each File in ... Read more","og_url":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/","og_site_name":"JassWeb","article_published_time":"2022-10-22T07:33:49+00:00","author":"Kirat","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Kirat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/#article","isPartOf":{"@id":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/"},"author":{"name":"Kirat","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31"},"headline":"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl","datePublished":"2022-10-22T07:33:49+00:00","mainEntityOfPage":{"@id":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/"},"wordCount":36,"publisher":{"@id":"https:\/\/jassweb.com\/solved\/#organization"},"keywords":["directory","perl","regex"],"articleSection":["Solved"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/","url":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/","name":"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl - JassWeb","isPartOf":{"@id":"https:\/\/jassweb.com\/solved\/#website"},"datePublished":"2022-10-22T07:33:49+00:00","breadcrumb":{"@id":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/jassweb.com\/solved\/solved-read-file-content-and-use-regular-expression-to-locate-a-pattern-in-each-file-in-perl\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/jassweb.com\/solved\/"},{"@type":"ListItem","position":2,"name":"[Solved] Read file content and use Regular Expression to locate a pattern in each File in Perl"}]},{"@type":"WebSite","@id":"https:\/\/jassweb.com\/solved\/#website","url":"https:\/\/jassweb.com\/solved\/","name":"JassWeb","description":"Build High-quality Websites","publisher":{"@id":"https:\/\/jassweb.com\/solved\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/jassweb.com\/solved\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/jassweb.com\/solved\/#organization","name":"Jass Web","url":"https:\/\/jassweb.com\/solved\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/","url":"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png","contentUrl":"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png","width":693,"height":132,"caption":"Jass Web"},"image":{"@id":"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31","name":"Kirat","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/image\/","url":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750","contentUrl":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750","caption":"Kirat"},"sameAs":["http:\/\/jassweb.com"],"url":"https:\/\/jassweb.com\/solved\/author\/jaspritsinghghumangmail-com\/"}]}},"_links":{"self":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts\/16909","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/comments?post=16909"}],"version-history":[{"count":0,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts\/16909\/revisions"}],"wp:attachment":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/media?parent=16909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/categories?post=16909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/tags?post=16909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}