<HTML ><HEAD ><TITLE >odbc_num_fields</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.44"><LINK REL="HOME" TITLE="PHP Manual" HREF="manual.html"><LINK REL="UP" TITLE="ODBC functions" HREF="ref.odbc.html"><LINK REL="PREVIOUS" TITLE="odbc_longreadlen" HREF="function.odbc-longreadlen.html"><LINK REL="NEXT" TITLE="odbc_pconnect" HREF="function.odbc-pconnect.html"></HEAD ><BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><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.odbc-longreadlen.html" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.odbc-pconnect.html" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.odbc-num-fields" >odbc_num_fields</A ></H1 ><DIV CLASS="refnamediv" ><A NAME="AEN20051" ></A >odbc_num_fields -- number of columns in a result</DIV ><DIV CLASS="refsect1" ><A NAME="AEN20054" ></A ><H2 >Description</H2 ><DIV CLASS="funcsynopsis" ><P ></P ><CODE CLASS="FUNCDEF" >int odbc_num_fields</CODE >(int result_id);<P ></P ></DIV ><P > <B CLASS="function" >odbc_num_fields()</B > will return the number of fields (columns) in an ODBC result. This function will return -1 on error. The argument is a valid result identifier returned by <A HREF="function.odbc-exec.html" ><B CLASS="function" >odbc_exec()</B ></A >.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.odbc-longreadlen.html" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="manual.html" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.odbc-pconnect.html" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >odbc_longreadlen</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.odbc.html" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >odbc_pconnect</TD ></TR ></TABLE ></DIV ></BODY ></HTML >