{"id":24078,"date":"2022-11-30T07:03:35","date_gmt":"2022-11-30T01:33:35","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-how-to-create-regex-for-00-00\/"},"modified":"2022-11-30T07:03:35","modified_gmt":"2022-11-30T01:33:35","slug":"solved-how-to-create-regex-for-00-00","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-how-to-create-regex-for-00-00\/","title":{"rendered":"[Solved] How to create Regex for 00.00?"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-36492161\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"36492161\" data-parentid=\"36492044\" data-score=\"2\" 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>Per comment of OP\/modified question, if you want 1 or 2 digits, optionally followed by (a period, followed by 1 or 2 more digits), you could use this regex:<\/p>\n<pre><code>var regex = \/^\\d{1,2}(\\.\\d{1,2})?$\/;\n\/\/ The ( ) groups several things together sequentially.\n\/\/ The ? makes it optional.\n<\/code><\/pre>\n<hr>\n<p>If you want 1 or 2 digits, followed by a period, followed by 1 or 2 more digits:<\/p>\n<pre><code>var regex = \/^\\d{1,2}\\.\\d{1,2}$\/;\n\/\/ The \/ denotes the start and end of the regex.\n\/\/ The ^ denotes the start of the string.\n\/\/ The $ denotes the end of the string.\n\/\/ The \\d denotes the class of digit characters.\n\/\/ The {1,2} denotes to match 1 to 2 occurrences of what was encountered immediately to the left.\n\/\/ The \\. denotes to match an actual . character; normally . by itself is a wildcard.\n\n\/\/ happy paths\nregex.test('00.00'); \/\/ true\nregex.test('0.00'); \/\/ true\nregex.test('00.0'); \/\/ true\nregex.test('0.0'); \/\/ true\nregex.test('12.34'); \/\/ true (test other digits than '0')\n\n\/\/ first half malformed\nregex.test('a0.00'); \/\/ non-digit in first half\nregex.test('.00'); \/\/ missing first digit\nregex.test('000.00'); \/\/ too many digits in first half\n\n\/\/ period malformed\nregex.test('0000'); \/\/ missing period\nregex.test('00..00'); \/\/ extra period\n\n\/\/ second half malformed\nregex.test('00.a0'); \/\/ non-digit in second half\nregex.test('00.'); \/\/ missing last digit\nregex.test('00.000'); \/\/ too many digits in second half\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">2<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved How to create Regex for 00.00? <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Per comment of OP\/modified question, if you want 1 or 2 digits, optionally followed by (a period, followed by 1 or 2 more digits), you could use this regex: var regex = \/^\\d{1,2}(\\.\\d{1,2})?$\/; \/\/ The ( ) groups several things together sequentially. \/\/ The ? makes it optional. If you want 1 or 2 &#8230; <a title=\"[Solved] How to create Regex for 00.00?\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-how-to-create-regex-for-00-00\/\" aria-label=\"More on [Solved] How to create Regex for 00.00?\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[333,347],"class_list":["post-24078","post","type-post","status-publish","format-standard","hentry","category-solved","tag-javascript","tag-regex"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] How to create Regex for 00.00? - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-how-to-create-regex-for-00-00\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] How to create Regex for 00.00? - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Per comment of OP\/modified question, if you want 1 or 2 digits, optionally followed by (a period, followed by 1 or 2 more digits), you could use this regex: var regex = \/^d{1,2}(.d{1,2})?$\/; \/\/ The ( ) groups several things together sequentially. \/\/ The ? makes it optional. 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