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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD> <TITLE>int pblIsamReadKey</TITLE> <META NAME="GENERATOR" CONTENT="DOC++ 3.4.9"></HEAD> <center><H2>Program Base Library Functions</H2></center><H2>int <A HREF="#DOC.DOCU">pblIsamReadKey</A></H2><H2>( <!1><A HREF="pblIsamFile_t.html">pblIsamFile_t</A>* isamfile, int index,<BR> unsigned char* okey )</H2><BLOCKQUOTE> read the key and keylen of the current record</BLOCKQUOTE><A NAME="DOC.DOCU"></A><HR><H2>Documentation</H2><BLOCKQUOTE>read the key and keylen of the current record<P>parameter index specifies which of the keys to read<P><P><B>RESTRICTIONS</B>:<BR> - the out parameter okey must point to a memory area that isbig enough to hold any possible key, i.e 255 bytes<P></BLOCKQUOTE><DL><DT><DT><B>Parameters:</B><DD><B>isamfile</B> - ISAM file to read in <BR><B>index</B> - index of key read <BR><B>okey</B> - buffer for result key <BR><DT><B>Returns:</B><DD> int rc >= 0:<UL><LI> call went ok,the value returned is the length of the key<LI> the key of the record is copied to okey,<LI> the current record of the file is not affectedby this function</UL> <BR> int rc < 0: <UL> <LI> some error occured, see pbl_errno</UL><BR><DD></DL><P><P><I><A HREF="index.html">Alphabetic index</A></I></P><HR><BR>This page was generated with the help of <A HREF="http://docpp.sourceforge.net">DOC++</A>.</BODY></HTML>⌨️ 快捷键说明
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