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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD> <TITLE>void* pblHtFirst</TITLE> <META NAME="GENERATOR" CONTENT="DOC++ 3.4.9"></HEAD> <center><H2>Program Base Library Functions</H2></center><H2>void* <A HREF="#DOC.DOCU">pblHtFirst</A></H2><H2>( <!1><A HREF="pblHashTable_t.html">pblHashTable_t</A>* h )</H2><BLOCKQUOTE> get data of first key in hash table</BLOCKQUOTE><A NAME="DOC.DOCU"></A><HR><H2>Documentation</H2><BLOCKQUOTE>get data of first key in hash table<P>This call and <!1><A HREF="pblHtNext.html">pblHtNext</A> can be used in order to loop through all itemsstored in a hash table.<P><PRE> Example:<P> for( data = pblHtFirst( h ); data; data = pblHtNext( h )) { do something with the data pointer } </PRE><P></BLOCKQUOTE><DL><DT><DT><B>Parameters:</B><DD><B>h</B> - hash table to look in <BR><DT><B>Returns:</B><DD> void * retptr != NULL: pointer to data of first item<BR> void * retptr == NULL: the hash table is empty<BR> PBL_ERROR_NOT_FOUND:<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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