<HTML ><HEAD ><TITLE >is_executable</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="is_dir" HREF="function.is-dir.html"><LINK REL="NEXT" TITLE="is_file" HREF="function.is-file.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.is-dir.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.is-file.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.is-executable" ></A >is_executable</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN26364" ></A ><P > (PHP 3, PHP 4 )</P >is_executable -- Tells whether the filename is executable</DIV ><DIV CLASS="refsect1" ><A NAME="AEN26367" ></A ><H2 >Description</H2 >bool <B CLASS="methodname" >is_executable</B > ( string filename)<BR ></BR ><P > Returns <TT CLASS="constant" ><B >TRUE</B ></TT > if the filename exists and is executable. </P ><P > The results of this function are cached. See <A HREF="function.clearstatcache.html" ><B CLASS="function" >clearstatcache()</B ></A > for more details. </P ><P > This function will not work on <A HREF="features.remote-files.html" >remote files</A >; the file to be examined must be accessible via the server's filesystem. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Note: </B > This function is <SPAN CLASS="strong" ><B CLASS="emphasis" >not</B ></SPAN > available on Win32. </P ></BLOCKQUOTE ></DIV ><P > See also <A HREF="function.is-file.html" ><B CLASS="function" >is_file()</B ></A > and <A HREF="function.is-link.html" ><B CLASS="function" >is_link()</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.is-dir.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.is-file.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >is_dir</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" >is_file</TD ></TR ></TABLE ></DIV ></BODY ></HTML >