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<div class="sect1" title="{html_radios}">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="language.function.html.radios"></a>{html_radios}</h2></div></div></div>
<p>
<code class="varname">{html_radios}</code> is a
<a class="link" href="language.custom.functions.html" title="Chapter 8. Custom Functions">custom function</a>
that creates a HTML radio button group.
It also takes care of which item is selected by default as well.
</p>
<div class="informaltable"><table border="1">
<colgroup>
<col align="center">
<col align="center">
<col align="center">
<col align="center">
<col>
</colgroup>
<thead><tr>
<th align="center">Attribute Name</th>
<th align="center">Type</th>
<th align="center">Required</th>
<th align="center">Default</th>
<th>Description</th>
</tr></thead>
<tbody>
<tr>
<td align="center">name</td>
<td align="center">string</td>
<td align="center">No</td>
<td align="center"><span class="emphasis"><em>radio</em></span></td>
<td>Name of radio list</td>
</tr>
<tr>
<td align="center">values</td>
<td align="center">array</td>
<td align="center">Yes, unless using options attribute</td>
<td align="center"><span class="emphasis"><em>n/a</em></span></td>
<td>An array of values for radio buttons</td>
</tr>
<tr>
<td align="center">output</td>
<td align="center">array</td>
<td align="center">Yes, unless using options attribute</td>
<td align="center"><span class="emphasis"><em>n/a</em></span></td>
<td>An array of output for radio buttons</td>
</tr>
<tr>
<td align="center">selected</td>
<td align="center">string</td>
<td align="center">No</td>
<td align="center"><span class="emphasis"><em>empty</em></span></td>
<td>The selected radio element</td>
</tr>
<tr>
<td align="center">options</td>
<td align="center">associative array</td>
<td align="center">Yes, unless using values and output</td>
<td align="center"><span class="emphasis"><em>n/a</em></span></td>
<td>An associative array of values and output</td>
</tr>
<tr>
<td align="center">separator</td>
<td align="center">string</td>
<td align="center">No</td>
<td align="center"><span class="emphasis"><em>empty</em></span></td>
<td>String of text to separate each radio item</td>
</tr>
<tr>
<td align="center">assign</td>
<td align="center">string</td>
<td align="center">No</td>
<td align="center"><span class="emphasis"><em>empty</em></span></td>
<td>Assign radio tags to an array instead of output</td>
</tr>
</tbody>
</table></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem"><p>
Required attributes are <em class="parameter"><code>values</code></em> and
<em class="parameter"><code>output</code></em>, unless you use <em class="parameter"><code>options</code></em>
instead.
</p></li>
<li class="listitem"><p>
All output is XHTML compliant.
</p></li>
<li class="listitem"><p>
All parameters that are not in the list above are output as
name/value-pairs inside each of the created
<code class="literal"><input></code>-tags.
</p></li>
</ul></div>
<div class="example">
<a name="id3070870"></a><p class="title"><b>Example 8.16. {html_radios} first example</b></p>
<div class="example-contents">
<pre class="programlisting">
<?php
$smarty->assign('cust_ids', array(1000,1001,1002,1003));
$smarty->assign('cust_names', array(
'Joe Schmoe',
'Jack Smith',
'Jane Johnson',
'Charlie Brown')
);
$smarty->assign('customer_id', 1001);
?>
</pre>
<p>
Where template is:
</p>
<pre class="programlisting">
{html_radios name='id' values=$cust_ids output=$cust_names
selected=$customer_id separator='<br />'}
</pre>
</div>
</div>
<br class="example-break"><div class="example">
<a name="id3070906"></a><p class="title"><b>Example 8.17. {html_radios} second example</b></p>
<div class="example-contents">
<pre class="programlisting">
<?php
$smarty->assign('cust_radios', array(
1000 => 'Joe Schmoe',
1001 => 'Jack Smith',
1002 => 'Jane Johnson',
1003 => 'Charlie Brown'));
$smarty->assign('customer_id', 1001);
?>
</pre>
<p>
Where template is:
</p>
<pre class="programlisting">
{html_radios name='id' options=$cust_radios
selected=$customer_id separator='<br />'}
</pre>
<p>
Both examples will output:
</p>
<pre class="screen">
<label for="id_1000">
<input type="radio" name="id" value="1000" id="id_1000" />Joe Schmoe</label><br />
<label for="id_1001"><input type="radio" name="id" value="1001" id="id_1001" checked="checked" />Jack Smith</label><br />
<label for="id_1002"><input type="radio" name="id" value="1002" id="id_1002" />Jane Johnson</label><br />
<label for="id_1003"><input type="radio" name="id" value="1003" id="id_1003" />Charlie Brown</label><br />
</pre>
</div>
</div>
<br class="example-break"><div class="example">
<a name="id3070957"></a><p class="title"><b>Example 8.18. {html_radios} - Database example (eg PEAR or ADODB):</b></p>
<div class="example-contents">
<pre class="programlisting">
<?php
$sql = 'select type_id, types from contact_types order by type';
$smarty->assign('contact_types',$db->getAssoc($sql));
$sql = 'select contact_id, name, email, contact_type_id '
.'from contacts where contact_id='.$contact_id;
$smarty->assign('contact',$db->getRow($sql));
?>
</pre>
<p>
The variable assigned from the database above
would be output with the template:
</p>
<pre class="programlisting">
{html_radios name='contact_type_id' options=$contact_types
selected=$contact.contact_type_id separator='<br />'}
</pre>
</div>
</div>
<br class="example-break"><p>
See also <a class="link" href="language.function.html.checkboxes.html" title="{html_checkboxes}"><code class="varname">{html_checkboxes}</code></a>
and <a class="link" href="language.function.html.options.html" title="{html_options}"><code class="varname">{html_options}</code></a>
</p>
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