<HTML ><HEAD ><TITLE >readlink</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="Filesystem functions" HREF="ref.filesystem.html"><LINK REL="PREVIOUS" TITLE="readfile" HREF="function.readfile.html"><LINK REL="NEXT" TITLE="realpath" HREF="function.realpath.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.readfile.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.realpath.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.readlink" ></A >readlink</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN26847" ></A ><P > (PHP 3, PHP 4 )</P >readlink -- Returns the target of a symbolic link</DIV ><DIV CLASS="refsect1" ><A NAME="AEN26850" ></A ><H2 >Description</H2 >string <B CLASS="methodname" >readlink</B > ( string path)<BR ></BR ><P > <B CLASS="function" >readlink()</B > does the same as the readlink C function and returns the contents of the symbolic link path or 0 in case of error. </P ><P > See also <A HREF="function.is-link.html" ><B CLASS="function" >is_link()</B ></A >, <A HREF="function.symlink.html" ><B CLASS="function" >symlink()</B ></A >, and <A HREF="function.linkinfo.html" ><B CLASS="function" >linkinfo()</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.readfile.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.realpath.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >readfile</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.filesystem.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >realpath</TD ></TR ></TABLE ></DIV ></BODY ></HTML >