<!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>Introduction</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="book.json.html">JSON</a></div> <div class="next" style="text-align: right; float: right;"><a href="json.setup.html">Installing/Configuring</a></div> <div class="up"><a href="book.json.html">JSON</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="intro.json" class="preface"> <h1 class="title">Introduction</h1> <p class="para"> This extension implements the <a href="http://www.json.org/" class="link external">» JavaScript Object Notation (JSON)</a> data-interchange format. The decoding in PHP 5 is handled by a parser based on the JSON_checker by Douglas Crockford. PHP 7 comes with a completely new and improved parser that is specifically written for PHP and licensed under the PHP license. </p> <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"> PHP implements a superset of JSON as specified in the original <a href="http://www.faqs.org/rfcs/rfc7159" class="link external">» RFC 7159</a>. </p> </p></blockquote> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="book.json.html">JSON</a></div> <div class="next" style="text-align: right; float: right;"><a href="json.setup.html">Installing/Configuring</a></div> <div class="up"><a href="book.json.html">JSON</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>
