<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Requirements</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="tidy.setup.html">Installing/Configuring</a></div> <div class="next" style="text-align: right; float: right;"><a href="tidy.installation.html">Installation</a></div> <div class="up"><a href="tidy.setup.html">Installing/Configuring</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="tidy.requirements" class="section"> <h2 class="title">Requirements</h2> <p class="para"> To use Tidy, you will need libtidy installed, available on the <a href="http://tidy.sourceforge.net/" class="link external">» tidy homepage</a>. As of PHP 7.1.0, the HTML5 aware successor <a href="http://www.html-tidy.org/" class="link external">» libtidy5</a> can be used alternatively. As of PHP 7.3.0, another option is to use <a href="https://github.com/petdance/tidyp" class="link external">» libtidyp</a>. </p> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="tidy.setup.html">Installing/Configuring</a></div> <div class="next" style="text-align: right; float: right;"><a href="tidy.installation.html">Installation</a></div> <div class="up"><a href="tidy.setup.html">Installing/Configuring</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>