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<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>RegExr: Learn, Build, & Test RegEx</title>
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<script async src="https://www.googletagmanager.com/gtag/js?id=GA_TRACKING_ID"></script>
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gtag('js', new Date());
gtag('config', 'UA-3579542-6');
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<link rel="stylesheet" type="text/css" href="deploy/regexr.css?v=<%= css_version %>">
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<meta name="title" content="RegExr: Learn, Build, & Test RegEx" />
<meta name="description" content="Regular expression tester with syntax highlighting, PHP / PCRE & JS Support, contextual help, cheat sheet, reference, and searchable community patterns." />
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<tr><th colspan="2" data-id="charclasses">Character classes</th></tr>
<tr><td>.</td><td>any character except newline</td></tr>
<tr><td>\w \d \s</td><td>word, digit, whitespace</td></tr>
<tr><td>\W \D \S</td><td>not word, digit, whitespace</td></tr>
<tr><td>[abc]</td><td>any of a, b, or c</td></tr>
<tr><td>[^abc]</td><td>not a, b, or c</td></tr>
<tr><td>[a-g]</td><td>character between a & g</td></tr>
<tr><th colspan="2" data-id="anchors">Anchors</th></tr>
<tr><td>^abc$</td><td>start / end of the string</td></tr>
<tr><td>\b \B</td><td>word, not-word boundary</td></tr>
<tr><th colspan="2" data-id="escchars">Escaped characters</th></tr>
<tr><td>\. \* \\</td><td>escaped special characters</td></tr>
<tr><td>\t \n \r</td><td>tab, linefeed, carriage return</td></tr>
<!-- <tr><td>\u00A9</td><td>unicode escaped ©</td></tr> -->
<tr><th colspan="2" data-id="groups">Groups & Lookaround</th></tr>
<tr><td>(abc)</td><td>capture group</td></tr>
<tr><td>\1</td><td>backreference to group #1</td></tr>
<tr><td>(?:abc)</td><td>non-capturing group</td></tr>
<tr><td>(?=abc)</td><td>positive lookahead</td></tr>
<tr><td>(?!abc)</td><td>negative lookahead</td></tr>
<tr><th colspan="2" data-id="quants">Quantifiers & Alternation</th></tr>
<tr><td>a* a+ a?</td><td>0 or more, 1 or more, 0 or 1</td></tr>
<tr><td>a{5} a{2,}</td><td>exactly five, two or more</td></tr>
<tr><td>a{1,3}</td><td>between one & three</td></tr>
<tr><td>a+? a{2,}?</td><td>match as few as possible</td></tr>
<tr><td>ab|cd</td><td>match ab or cd</td></tr>
</table>
</div>
<div id="community" class="community">
<header>
<div class="label name"></div>
<div>
<svg class="icon favorites"><use xlink:href="#favorites"><title>Favorite (add to My Patterns)</title></use></svg>
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<svg class="icon thumb"><use xlink:href="#thumb"></use></svg>
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<hr>
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<div id="share">
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<div id="share_main">
<div class="signin row">
<svg class="icon user"><use xlink:href="#user"></use></svg>
<div class="label signin"><a>Sign in</a> to avoid losing your patterns!</div>
<div class="label signout">Signed in as <b class="username">--</b></div>
</div>
<div class="save row">
<div class="message">Saving will create a shareable public link.</div>
<div class="buttons row">
<div class="fork button">Fork</div>
<div class="save button default">Save</div>
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</div>
</div>
<div class="info">
<div class="info row">
<svg class="icon info"><use xlink:href="#info"></use></svg>
<div class="label">Optional info</div>
</div>
<div class="inputs">
<input class="name" type="text" placeholder="pattern name (recommended)" maxlength="30">
<input class="author" type="text" placeholder="author name" maxlength="20">
<textarea class="description" rows="4" placeholder="description" maxlength="250"></textarea>
<input class="keywords" type="text" placeholder="keywords for search" maxlength="50">
</div>
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<div class="actions list">
<div class="link row">
<svg class="icon link"><use xlink:href="#link"></use></svg>
<div class="label">Shareable link</div>
<div class="url"></div>
<svg class="icon copy"><use xlink:href="#copy"><title>Copy to clipboard</title></use></svg>
</div>
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<svg class="icon private"><use xlink:href="#private"></use></svg>
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Edit or add extra information to help people find this expression.
<div class="inputs">
<input class="name" type="text" placeholder="pattern name (required)" maxlength="30">
<input class="author" type="text" placeholder="author name" maxlength="20">
<textarea class="description" rows="3" placeholder="description" maxlength="250"></textarea>
<input class="keywords" type="text" placeholder="keywords for search" maxlength="50">
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</div>
This will share a public copy of this Expression (including Text) with the Community.
<b>You will not be able to edit or delete the shared copy.</b>
</div>
</div>
</div>
<script src="deploy/regexr.js?v=<%= js_version %>"></script>
<script src="dev/lib/onigasm/index.js"></script>
<script id="phpinject">
/** INJECTED BY PHP **/
// first param false indicates a local init.
// php passes either a pattern object, or null.
regexr.init(false, {
// local test user:
userId: 111,
authenticated: true,
username: "gskinner",
author: "grantskinner",
type: "temporary"
}, {
"PCREVersion": "8.38 2015-11-23",
"PHPVersion": "7.0.22-0ubuntu0.16.04.1"
});
</script>
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