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<title>Get the next field name</title>
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<h1 class="refname">fdf_next_field_name</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">fdf_next_field_name</span> — <span class="dc-title">Get the next field name</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.fdf-next-field-name-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><strong>fdf_next_field_name</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$fdf_document</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$fieldname</code></span>
] )</div>
<p class="para rdfs-comment">
Gets the name of the field after the given field. This name can be used
with several functions.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.fdf-next-field-name-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">fdf_document</code></em></span>
<dd>
<p class="para">
The FDF document handle, returned by <span class="function"><a href="function.fdf-create.html" class="function">fdf_create()</a></span>,
<span class="function"><a href="function.fdf-open.html" class="function">fdf_open()</a></span> or <span class="function"><a href="function.fdf-open-string.html" class="function">fdf_open_string()</a></span>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">fieldname</code></em></span>
<dd>
<p class="para">
Name of the FDF field, as a string. If not given, the first field will
be assumed.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.fdf-next-field-name-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the field name as a string.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.fdf-next-field-name-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-3485">
<p><strong>Example #1 Detecting all fieldnames in a FDF</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$fdf </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_open</span><span style="color: #007700">(</span><span style="color: #0000BB">$HTTP_FDF_DATA</span><span style="color: #007700">);<br />for (</span><span style="color: #0000BB">$field </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_next_field_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">$field </span><span style="color: #007700">!= </span><span style="color: #DD0000">""</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">$field </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_next_field_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #0000BB">$field</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"field: </span><span style="color: #0000BB">$field</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.fdf-next-field-name-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.fdf-get-value.html" class="function" rel="rdfs-seeAlso">fdf_get_value()</a> - Get the value of a field</span></li>
</ul>
</p>
</div>
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