<HTML ><HEAD ><TITLE >ob_gzhandler</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Manual de PHP" HREF="index.html"><LINK REL="UP" TITLE="Output Control Functions" HREF="ref.outcontrol.html"><LINK REL="PREVIOUS" TITLE="ob_get_status" HREF="function.ob-get-status.html"><LINK REL="NEXT" TITLE="ob_implicit_flush" HREF="function.ob-implicit-flush.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Manual de PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.ob-get-status.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.ob-implicit-flush.html" ACCESSKEY="N" >Siguiente</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.ob-gzhandler" ></A >ob_gzhandler</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN57756" ></A ><P > (PHP 4 >= 4.0.4)</P >ob_gzhandler -- ob_start callback function to gzip output buffer </DIV ><DIV CLASS="refsect1" ><A NAME="AEN57759" ></A ><H2 >Description</H2 >string <B CLASS="methodname" >ob_gzhandler</B > ( string buffer [, int mode])<BR ></BR ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B > <TT CLASS="parameter" ><I >mode</I ></TT > was added in PHP 4.0.5. </P ></BLOCKQUOTE ></DIV ><P > <B CLASS="function" >ob_gzhandler()</B > is intended to be used as a callback function for <A HREF="function.ob-start.html" ><B CLASS="function" >ob_start()</B ></A > to help facilitate sending gz-encoded data to web browsers that support compressed web pages. Before <B CLASS="function" >ob_gzhandler()</B > actually sends compressed data, it determines what type of content encoding the browser will accept ("gzip", "deflate" or none at all) and will return it's output accordingly. All browsers are supported since it's up to the browser to send the correct header saying that it accepts compressed web pages. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B > You cannot use both <B CLASS="function" >ob_gzhandler()</B > and <A HREF="missing-stuff.html#ini.zlib.output-compression" > ini.zlib.output_compression</A >. Also note that using <A HREF="missing-stuff.html#ini.zlib.output-compression" > ini.zlib.output_compression</A > is preferred over <B CLASS="function" >ob_gzhandler()</B >. </P ></BLOCKQUOTE ></DIV ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN57784" ></A ><P ><B >Ejemplo 1. <B CLASS="function" >ob_gzhandler()</B > Example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="php" ><?php ob_start("ob_gzhandler"); ?> <html> <body> <p>This should be a compressed page. </html> <body></PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > See also <A HREF="function.ob-start.html" ><B CLASS="function" >ob_start()</B ></A > and <A HREF="function.ob-end-flush.html" ><B CLASS="function" >ob_end_flush()</B ></A >. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.ob-get-status.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Inicio</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.ob-implicit-flush.html" ACCESSKEY="N" >Siguiente</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >ob_get_status</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.outcontrol.html" ACCESSKEY="U" >Subir</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >ob_implicit_flush</TD ></TR ></TABLE ></DIV ></BODY ></HTML >