Answers.Body: <p>I think your checkboxes need to be as follows:</p>
  
  <pre><code>&lt;input type="checkbox" name="fields[Classification][]" value="Hub Zone"&gt;Hub Zone
  &lt;input type="checkbox" name="fields[Classification][]" value="Not Applicable"&gt;Not 
  </code></pre>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2016-09-15T14:05:54.243Z
Answers.Text: I cannot get submission value back when I added fileds[].
Answers.UserDisplayName: xyray
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2016-09-15T13:30:03.457Z
Answers.LastActivityDate: 2016-09-15T13:30:03.457Z
Answers.UserDisplayName: AbbeyDesign
Body: <p>I have multiple checkboxs in a form</p>
  
  <pre><code>&lt;input type="checkbox" name="Classification[]" value="Hub Zone"&gt;Hub Zone
  &lt;input type="checkbox" name="Classification[]" value="Not Applicable"&gt;Not 
  </code></pre>
  
  <p>After submit Get info is:</p>
  
  <pre><code> 'Classification' =&gt; 
    array (
      0 =&gt; 'Hub',
      1 =&gt; 'Not Applicable',
    ),
  </code></pre>
  
  <p>and I get error : array to string conversion on below code</p>
  
  <pre><code> 'Classification'  =&gt; array(AttributeType::Mixed, 'required' =&gt; true, 'label' =&gt; 'Classification')
  </code></pre>
  
  <p>stack Trace:</p>
  
  <pre><code>PHP notice
  Array to string conversion
  
  /home/www/html/www3/craft/storage/runtime/compiled_templates/3d/3df3f71b6051f05e907988ee087f2136f9ad04870a88d4a66539df50db139f6d.php(39)
  
  27         }
  28         // line 6
  29         if ((array_key_exists("fields", $context) &amp;&amp; twig_length_filter($this-&gt;env, (isset($context["fields"]) ? $context["fields"] : $this-&gt;getContext($context, "fields"))))) {
  30             // line 7
  31             echo "    ";
  32             $context['_parent'] = $context;
  33             $context['_seq'] = twig_ensure_traversable((isset($context["fields"]) ? $context["fields"] : $this-&gt;getContext($context, "fields")));
  34             foreach ($context['_seq'] as $context["_key"] =&gt; $context["field"]) {
  35                 // line 8
  36                 echo "        ";
  37                 echo twig_escape_filter($this-&gt;env, $this-&gt;getAttribute($context["field"], "label", array()), "html", null, true);
  38                 echo ": ";
  39                 echo twig_escape_filter($this-&gt;env, $this-&gt;getAttribute($context["field"], "value", array()), "html", null, true);
  40                 echo "
  41 
  42     ";
  43             }
  44             $_parent = $context['_parent'];
  45             unset($context['_seq'], $context['_iterated'], $context['_key'], $context['field'], $context['_parent'], $context['loop']);
  46             $context = array_intersect_key($context, $_parent) + $_parent;
  47         }
  48         // line 12
  49         if ((array_key_exists("footer", $context) &amp;&amp; twig_length_filter($this-&gt;env, (isset($context["footer"]) ? $context["footer"] : $this-&gt;getContext($context, "footer"))))) {
  50             // line 13
  51             echo "
  </code></pre>
  
Tags: <form><checkboxes>
Title: form submission with checkbox list
ThreadText: # form submission with checkbox list
  
  (Asked by: username_0 on 2016-09-14)
  
  I have multiple checkboxs in a form
  
  ```
  <input type="checkbox" name="Classification[]" value="Hub Zone">Hub Zone
  <input type="checkbox" name="Classification[]" value="Not Applicable">Not 
  
  ```
  
  After submit Get info is:
  
  ```
   'Classification' => 
    array (
      0 => 'Hub',
      1 => 'Not Applicable',
    ),
  
  ```
  
  and I get error : array to string conversion on below code
  
  ```
   'Classification'  => array(AttributeType::Mixed, 'required' => true, 'label' => 'Classification')
  
  ```
  
  stack Trace:
  
  ```
  PHP notice
  Array to string conversion
  
  /home/www/html/www3/craft/storage/runtime/compiled_templates/3d/3df3f71b6051f05e907988ee087f2136f9ad04870a88d4a66539df50db139f6d.php(39)
  
  27         }
  28         // line 6
  29         if ((array_key_exists("fields", $context) && twig_length_filter($this->env, (isset($context["fields"]) ? $context["fields"] : $this->getContext($context, "fields"))))) {
  30             // line 7
  31             echo "    ";
  32             $context['_parent'] = $context;
  33             $context['_seq'] = twig_ensure_traversable((isset($context["fields"]) ? $context["fields"] : $this->getContext($context, "fields")));
  34             foreach ($context['_seq'] as $context["_key"] => $context["field"]) {
  35                 // line 8
  36                 echo "        ";
  37                 echo twig_escape_filter($this->env, $this->getAttribute($context["field"], "label", array()), "html", null, true);
  38                 echo ": ";
  39                 echo twig_escape_filter($this->env, $this->getAttribute($context["field"], "value", array()), "html", null, true);
  40                 echo "
  41 
  42     ";
  43             }
  44             $_parent = $context['_parent'];
  45             unset($context['_seq'], $context['_iterated'], $context['_key'], $context['field'], $context['_parent'], $context['loop']);
  46             $context = array_intersect_key($context, $_parent) + $_parent;
  47         }
  48         // line 12
  49         if ((array_key_exists("footer", $context) && twig_length_filter($this->env, (isset($context["footer"]) ? $context["footer"] : $this->getContext($context, "footer"))))) {
  50             // line 13
  51             echo "
  
  ```
  
  **Tags:** form, checkboxes
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2016-09-15. Score: 1
  
  I think your checkboxes need to be as follows:
  
  ```
  <input type="checkbox" name="fields[Classification][]" value="Hub Zone">Hub Zone
  <input type="checkbox" name="fields[Classification][]" value="Not Applicable">Not 
  
  ```
  
  > **Comments:**
  > **username_0**: I cannot get submission value back when I added fileds[].  
  
  ---
  
  