<!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="intl.setup.html">Installing/Configuring</a></div> <div class="next" style="text-align: right; float: right;"><a href="intl.installation.html">Installation</a></div> <div class="up"><a href="intl.setup.html">Installing/Configuring</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="intl.requirements" class="section"> <h2 class="title">Requirements</h2> <p class="para"> To build the extension you need to install the <a href="http://www.icu-project.org/" class="link external">» ICU</a> library, version 4.0.0 or newer is required. As of PHP 7.4.0 ICU 50.1 or newer is required. </p> <p class="para"> This extension is bundled with PHP as of PHP version 5.3.0. Alternatively, the PECL version of this extension may be used with all PHP versions greater than 5.2.0 (5.2.4+ recommended). </p> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="intl.setup.html">Installing/Configuring</a></div> <div class="next" style="text-align: right; float: right;"><a href="intl.installation.html">Installation</a></div> <div class="up"><a href="intl.setup.html">Installing/Configuring</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>
