{"id":665,"date":"2012-05-12T09:27:49","date_gmt":"2012-05-12T09:27:49","guid":{"rendered":"http:\/\/www.withinweb.com\/info\/?p=665"},"modified":"2012-06-20T13:29:24","modified_gmt":"2012-06-20T13:29:24","slug":"some-regular-expression-matches","status":"publish","type":"post","link":"https:\/\/www.withinweb.com\/info\/some-regular-expression-matches\/","title":{"rendered":"Some regular expression matches"},"content":{"rendered":"

Regular Expression \u00a0\u00a0 \u00a0Will match…<\/p>\n

foo \u00a0\u00a0 \u00a0The string “foo”
\n^foo \u00a0\u00a0 \u00a0“foo” at the start of a string
\nfoo$ \u00a0\u00a0 \u00a0“foo” at the end of a string
\n^foo$ \u00a0\u00a0 \u00a0“foo” when it is alone on a string
\n[abc] \u00a0\u00a0 \u00a0a, b, or c
\n[a-z] \u00a0\u00a0 \u00a0Any lowercase letter
\n[^A-Z] \u00a0\u00a0 \u00a0Any character that is not a uppercase letter
\n(gif|jpg) \u00a0\u00a0 \u00a0Matches either “gif” or “jpeg”
\n[a-z]+ \u00a0\u00a0 \u00a0One or more lowercase letters
\n[0-9\\.\\-] \u00a0\u00a0 \u00a0?ny number, dot, or minus sign
\n^[a-zA-Z0-9_]{1,}$ \u00a0\u00a0 \u00a0Any word of at least one letter, number or _
\n([wx])([yz]) \u00a0\u00a0 \u00a0wy, wz, xy, or xz
\n[^A-Za-z0-9] \u00a0\u00a0 \u00a0Any symbol (not a number or a letter)
\n([A-Z]{3}|[0-9]{4}) \u00a0\u00a0 \u00a0Matches three letters or four numbers<\/p>\n","protected":false},"excerpt":{"rendered":"

Regular Expression \u00a0\u00a0 \u00a0Will match… foo \u00a0\u00a0 \u00a0The string “foo” ^foo \u00a0\u00a0 \u00a0“foo” at the start of a string foo$ \u00a0\u00a0 \u00a0“foo” at the end of a string ^foo$ \u00a0\u00a0 \u00a0“foo” when it is alone on a string [abc] \u00a0\u00a0…<\/span><\/p>\n

Read more Some regular expression matches<\/span> ›<\/span><\/a><\/div>\n

<\/p>\n","protected":false},"author":40,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,16],"tags":[],"class_list":["post-665","post","type-post","status-publish","format-standard","hentry","category-general-php","category-reg-expressions"],"yoast_head":"\nSome regular expression matches - PHP Web Applications<\/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:\/\/www.withinweb.com\/info\/some-regular-expression-matches\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Some regular expression matches - PHP Web Applications\" \/>\n<meta property=\"og:description\" content=\"Regular Expression \u00a0\u00a0 \u00a0Will match… foo \u00a0\u00a0 \u00a0The string “foo” ^foo \u00a0\u00a0 \u00a0“foo” at the start of a string foo$ \u00a0\u00a0 \u00a0“foo” at the end of a string ^foo$ \u00a0\u00a0 \u00a0“foo” when it is alone on a string [abc] \u00a0\u00a0…Read more Some regular expression matches ›\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.withinweb.com\/info\/some-regular-expression-matches\/\" \/>\n<meta property=\"og:site_name\" content=\"PHP Web Applications\" \/>\n<meta property=\"article:published_time\" content=\"2012-05-12T09:27:49+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2012-06-20T13:29:24+00:00\" \/>\n<meta name=\"author\" content=\"paulv\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"paulv\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.withinweb.com\\\/info\\\/some-regular-expression-matches\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.withinweb.com\\\/info\\\/some-regular-expression-matches\\\/\"},\"author\":{\"name\":\"paulv\",\"@id\":\"https:\\\/\\\/www.withinweb.com\\\/info\\\/#\\\/schema\\\/person\\\/04da5531c302d55ffcd777fe81dbb93c\"},\"headline\":\"Some regular expression matches\",\"datePublished\":\"2012-05-12T09:27:49+00:00\",\"dateModified\":\"2012-06-20T13:29:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.withinweb.com\\\/info\\\/some-regular-expression-matches\\\/\"},\"wordCount\":112,\"commentCount\":0,\"articleSection\":[\"General PHP\",\"Regular Expressions\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.withinweb.com\\\/info\\\/some-regular-expression-matches\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.withinweb.com\\\/info\\\/some-regular-expression-matches\\\/\",\"url\":\"https:\\\/\\\/www.withinweb.com\\\/info\\\/some-regular-expression-matches\\\/\",\"name\":\"Some regular expression matches - 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