Incorrect code example for node_example_form
>>> [!note] Migrated issue
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<!-- Migrated from issue #41750. -->
Reported by: [fgm](https://www.drupal.org/user/27985)
>>>
<p>The doc for <code>node_example_form</code> at <code>http://drupaldocs.org/api/head/function/node_example_form</code> contains an example taken from <code>contributions/docs/developer/examples/node_example.module</code> which no longer provides proper display:</p>
<p>The code goes:</p>
<div class="codeblock">
<pre><span style="color: #000000"><span style="color: #0000BB"><?php<br></span><span style="color: #007700">function </span><span style="color: #0000BB">node_example_form</span><span style="color: #007700">(&</span><span style="color: #0000BB">$node</span><span style="color: #007700">) { <br> </span><span style="color: #0000BB">$form</span><span style="color: #007700">[</span><span style="color: #DD0000">'title'</span><span style="color: #007700">] = array(</span><span style="color: #DD0000">'#type' </span><span style="color: #007700">=> </span><span style="color: #DD0000">'textfield'</span><span style="color: #007700">, </span><span style="color: #DD0000">'#title' </span><span style="color: #007700">=> </span><span style="color: #0000BB">t</span><span style="color: #007700">(</span><span style="color: #DD0000">'Title'</span><span style="color: #007700">), <br></span><span style="color: #FF8000">// [...]<br> </span><span style="color: #007700">return </span><span style="color: #0000BB">array_merge</span><span style="color: #007700">(</span><span style="color: #0000BB">$form</span><span style="color: #007700">, </span><span style="color: #0000BB">filter_form</span><span style="color: #007700">(</span><span style="color: #0000BB">$node</span><span style="color: #007700">-></span><span style="color: #0000BB">format</span><span style="color: #007700">)); <br>}<br></span><span style="color: #0000BB">?></span></span></pre></div>
<p>which causes the Forms API to display the input filter form on its own, without a visual container (fieldset).</p>
<p>Is should rather be:</p>
<div class="codeblock">
<pre><span style="color: #000000"><span style="color: #0000BB"><?php<br></span><span style="color: #007700">function </span><span style="color: #0000BB">node_example_form</span><span style="color: #007700">(&</span><span style="color: #0000BB">$node</span><span style="color: #007700">) { <br> </span><span style="color: #0000BB">$form</span><span style="color: #007700">[</span><span style="color: #DD0000">'title'</span><span style="color: #007700">] = array(</span><span style="color: #DD0000">'#type' </span><span style="color: #007700">=> </span><span style="color: #DD0000">'textfield'</span><span style="color: #007700">, </span><span style="color: #DD0000">'#title' </span><span style="color: #007700">=> </span><span style="color: #0000BB">t</span><span style="color: #007700">(</span><span style="color: #DD0000">'Title'</span><span style="color: #007700">), <br></span><span style="color: #FF8000">// [...]<br> </span><span style="color: #0000BB">$form</span><span style="color: #007700">[</span><span style="color: #DD0000">'format'</span><span style="color: #007700">] = </span><span style="color: #0000BB">filter_form</span><span style="color: #007700">(</span><span style="color: #0000BB">$node</span><span style="color: #007700">-></span><span style="color: #0000BB">format</span><span style="color: #007700">);<br> return </span><span style="color: #0000BB">$form</span><span style="color: #007700">; <br>}<br></span><span style="color: #0000BB">?></span></span></pre></div>
<p>If the doc is generated from code, the change should also be applied to <code>contributions/docs/developer/examples/node_example.module</code>.</p>
<p>(fix suggested by Morbus).</p>
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