<HTML ><HEAD ><TITLE >Language Reference</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="PREVIOUS" TITLE="Keeping Current" HREF="security.current.html"><LINK REL="NEXT" TITLE="Basic syntax" HREF="language.basic-syntax.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="part" 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="security.current.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="language.basic-syntax.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="PART" ><A NAME="langref" ></A ><DIV CLASS="TITLEPAGE" ><H1 CLASS="title" >II. Language Reference</H1 ><DIV CLASS="TOC" ><DL ><DT ><B >Table of Contents</B ></DT ><DT >6. <A HREF="language.basic-syntax.html" >Basic syntax</A ></DT ><DT >7. <A HREF="language.types.html" >Types</A ></DT ><DT >8. <A HREF="language.variables.html" >Variables</A ></DT ><DT >9. <A HREF="language.constants.html" >Constants</A ></DT ><DT >10. <A HREF="language.expressions.html" >Expressions</A ></DT ><DT >11. <A HREF="language.operators.html" >Operators</A ></DT ><DT >12. <A HREF="control-structures.html" >Control Structures</A ></DT ><DT >13. <A HREF="functions.html" >Functions</A ></DT ><DT >14. <A HREF="language.oop.html" >Classes and Objects</A ></DT ><DT >15. <A HREF="language.references.html" >References Explained</A ></DT ></DL ></DIV ></DIV ></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="security.current.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="language.basic-syntax.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Keeping Current</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Basic syntax</TD ></TR ></TABLE ></DIV ></BODY ></HTML >