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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <TITLE>Component File Functions</TITLE> <META NAME="DESCRIPTION" CONTENT="APL language help page: Component File Functions"> <META NAME="KEYWORDS" CONTENT="language,system,function,functions,variable,variables,apl,aplx,apl help"> <!-- %%COMMON_HEAD%% --> <META http-equiv="Content-Type" content="text/html; charset=utf-8"> <LINK rel="stylesheet" type="text/css" href="http://www.microapl.com/styles_apl_help.css"> <!-- %%END%%--> </HEAD> <body> <table> <tr> <td width="800" valign="top" colspan="2"> <center>Topic: <A HREF="ch.htm"><code>APLX Help</code></A> : <A HREF="ch_020.htm"><code>Help on APL language</code></A> : <A HREF="ch_020_071.htm"><code>Component File Functions</code></A> </center> <br></td> </tr> <tr> <td width="120"> <a href="http://www.microapl.co.uk/apl/index.html"><img height="68" border="0" width="119" src="MicroAPL_logo.gif" alt="www.microapl.co.uk"></a> </td> <td align="left" valign="bottom"> <h1>Component File Functions</h1> </td> </tr> <tr> <td width="800" valign="top" colspan="2"> <hr> <H2>Contents</H2> <BLOCKQUOTE> <code> <A HREF="ch_020_071_010.htm">⎕FAPPEND Append component to file</A><BR> <A HREF="ch_020_071_020.htm">⎕FCREATE Create a new component file</A><BR> <A HREF="ch_020_071_030.htm">⎕FCSIZE Read component size information</A><BR> <A HREF="ch_020_071_040.htm">⎕FDELETE Delete component from file</A><BR> <A HREF="ch_020_071_050.htm">⎕FDROP Drop components from start or end of file</A><BR> <A HREF="ch_020_071_060.htm">⎕FDUP Duplicate component file, reclaiming wasted space</A><BR> <A HREF="ch_020_071_070.htm">⎕FERASE Erase component file</A><BR> <A HREF="ch_020_071_080.htm">⎕FERROR Return operating-system error</A><BR> <A HREF="ch_020_071_090.htm">⎕FHOLD Hold/Release component files for exclusive access</A><BR> <A HREF="ch_020_071_100.htm">⎕FLIB Return names of component files in directory</A><BR> <A HREF="ch_020_071_110.htm">⎕FNAMES Return names of currently-tied files</A><BR> <A HREF="ch_020_071_120.htm">⎕FNUMS Return tie numbers in use</A><BR> <A HREF="ch_020_071_130.htm">⎕FRDAC Read component-file access matrix</A><BR> <A HREF="ch_020_071_140.htm">⎕FRDCI Read component information</A><BR> <A HREF="ch_020_071_145.htm">⎕FRDFI Read file information</A><BR> <A HREF="ch_020_071_150.htm">⎕FREAD Read component</A><BR> <A HREF="ch_020_071_160.htm">⎕FRENAME Rename component file</A><BR> <A HREF="ch_020_071_170.htm">⎕FREPLACE Replace existing component</A><BR> <A HREF="ch_020_071_175.htm">⎕FRESIZE Set maximum file size</A><BR> <A HREF="ch_020_071_180.htm">⎕FSIZE Read file-size and component-range information</A><BR> <A HREF="ch_020_071_190.htm">⎕FSTAC Set component-file access matrix</A><BR> <A HREF="ch_020_071_200.htm">⎕FSTIE Tie file for shared use</A><BR> <A HREF="ch_020_071_210.htm">⎕FTIE Tie file for exclusive use</A><BR> <A HREF="ch_020_071_220.htm">⎕FUNTIE Untie file(s)</A><BR> <A HREF="ch_020_071_230.htm">⎕FWRITE Append, replace or insert component</A><BR> </code></BLOCKQUOTE> <hr> </td> </tr> <tr> <td width="800" valign="top" colspan="2"> <center>Topic: <A HREF="ch.htm"><code>APLX Help</code></A> : <A HREF="ch_020.htm"><code>Help on APL language</code></A> : <A HREF="ch_020_071.htm"><code>Component File Functions</code></A> </center> <br></td> </tr> </table> <!-- %%COMMON_BODY_TAIL%% --> <p class="copyright">Copyright © 1996-2010 MicroAPL Ltd</p> <!-- %%END%% --> </body> </html>