<HTML ><HEAD ><TITLE >fdf_next_field_name</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="Forms Data Format functions" HREF="ref.fdf.html"><LINK REL="PREVIOUS" TITLE="fdf_header" HREF="function.fdf-header.html"><LINK REL="NEXT" TITLE="fdf_open_string" HREF="function.fdf-open-string.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.fdf-header.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.fdf-open-string.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.fdf-next-field-name" ></A >fdf_next_field_name</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN27689" ></A ><P > (PHP 3>= 3.0.6, PHP 4 )</P >fdf_next_field_name -- Get the next field name</DIV ><DIV CLASS="refsect1" ><A NAME="AEN27692" ></A ><H2 >Description</H2 >string <B CLASS="methodname" >fdf_next_field_name</B > ( resource fdf_document [, string fieldname])<BR ></BR ><P > The <B CLASS="function" >fdf_next_field_name()</B > function returns the name of the field after the field in <TT CLASS="parameter" ><I >fieldname</I ></TT > or the field name of the first field if the second parameter is <TT CLASS="constant" ><B >NULL</B ></TT >. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN27708" ></A ><P ><B >Example 1. Detecting all fieldnames in a FDF</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="programlisting" ><?php $fdf = fdf_open($HTTP_FDF_DATA); for($field = fdf_next_field_name($fdf); $field != ""; $field = fdf_next_field_name($fdf, $field)) { echo "field: $field\n"; } ?></PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > See also <B CLASS="function" >fdf_enum_fields()</B > and <A HREF="function.fdf-get-value.html" ><B CLASS="function" >fdf_get_value()</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.fdf-header.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.fdf-open-string.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >fdf_header</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.fdf.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >fdf_open_string</TD ></TR ></TABLE ></DIV ></BODY ></HTML >