<HTML ><HEAD ><TITLE >max</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="UP" TITLE="Mathematical Functions" HREF="ref.math.html"><LINK REL="PREVIOUS" TITLE="log" HREF="function.log.html"><LINK REL="NEXT" TITLE="min" HREF="function.min.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" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.log.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.min.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.max" ></A >max</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN44939" ></A ><P > (PHP 3, PHP 4 )</P >max -- Find highest value</DIV ><DIV CLASS="refsect1" ><A NAME="AEN44942" ></A ><H2 >Description</H2 >number <B CLASS="methodname" >max</B > ( mixed arg1, mixed arg2, mixed argn)<BR ></BR ><P > <B CLASS="function" >max()</B > returns the numerically highest of the parameter values. </P ><P > If the first parameter is an array, <B CLASS="function" >max()</B > returns the highest value in that array. If the first parameter is an integer, string or float, you need at least two parameters and <B CLASS="function" >max()</B > returns the biggest of these values. You can compare an unlimited number of values. </P ><P > If one or more of the values is a float, all the values will be treated as floats, and a float is returned. If none of the values is a float, all of them will be treated as integers, and an integer is returned. </P ><P > See also <A HREF="function.min.html" ><B CLASS="function" >min()</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.log.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.min.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >log</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.math.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >min</TD ></TR ></TABLE ></DIV ></BODY ></HTML >