<HTML ><HEAD ><TITLE >round</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.44"><LINK REL="HOME" TITLE="PHP Manual" HREF="manual.html"><LINK REL="UP" TITLE="Mathematical functions" HREF="ref.math.html"><LINK REL="PREVIOUS" TITLE="rand" HREF="function.rand.html"><LINK REL="NEXT" TITLE="Sin" HREF="function.sin.html"></HEAD ><BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><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.rand.html" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.sin.html" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.round" >round</A ></H1 ><DIV CLASS="refnamediv" ><A NAME="AEN16006" ></A >round -- Rounds a float.</DIV ><DIV CLASS="refsect1" ><A NAME="AEN16009" ></A ><H2 >Description</H2 ><DIV CLASS="funcsynopsis" ><P ></P ><CODE CLASS="FUNCDEF" >double round</CODE >(double val);<P ></P ></DIV ><P > Returns the rounded value of <TT CLASS="parameter" ><I >val</I ></TT >. <DIV CLASS="informalexample" ><P ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><PRE CLASS="programlisting" > 1 2 $foo = round( 3.4 ); // $foo == 3.0 3 $foo = round( 3.5 ); // $foo == 4.0 4 $foo = round( 3.6 ); // $foo == 4.0 5 </PRE ></TD ></TR ></TABLE ><P ></P ></DIV ></P ><P > See also <A HREF="function.ceil.html" ><B CLASS="function" >ceil()</B ></A > and <A HREF="function.floor.html" ><B CLASS="function" >floor()</B ></A >.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.rand.html" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="manual.html" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.sin.html" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >rand</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.math.html" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Sin</TD ></TR ></TABLE ></DIV ></BODY ></HTML >