<HTML ><HEAD ><TITLE >sleep</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="Miscellaneous functions" HREF="ref.misc.html"><LINK REL="PREVIOUS" TITLE="show_source" HREF="function.show-source.html"><LINK REL="NEXT" TITLE="uniqid" HREF="function.uniqid.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.show-source.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.uniqid.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.sleep" ></A >sleep</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN55776" ></A ><P > (PHP 3, PHP 4 )</P >sleep -- Delay execution</DIV ><DIV CLASS="refsect1" ><A NAME="AEN55779" ></A ><H2 >Description</H2 >void <B CLASS="methodname" >sleep</B > ( int seconds)<BR ></BR ><P > The <B CLASS="function" >sleep()</B > function delays program execution for the given number of <TT CLASS="parameter" ><I >seconds</I ></TT >. </P ><P > See also <A HREF="function.usleep.html" ><B CLASS="function" >usleep()</B ></A > and <A HREF="function.set-time-limit.html" ><B CLASS="function" >set_time_limit()</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.show-source.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.uniqid.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >show_source</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.misc.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >uniqid</TD ></TR ></TABLE ></DIV ></BODY ></HTML >