View source for List form field type

== Showon attribute for list options == <!--T:22-->
</translate>

<translate><!--T:23--> Since Joomla 3.9.0 one can use the <code>showon</code> attribute for <code>option</code> tags in a list field.</translate>
<translate><!--T:24--> * See [[S:MyLanguage/Form field#Showon|Showon documentation]].</translate>
<translate><!--T:25--> * This feature was introduced with the Pull Request [https://github.com/joomla/joomla-cms/pull/18998 #18998].</translate>

<translate><!--T:26--> Example XML for two list fields <code>fielda</code> and <code>fieldb</code> where the displayed options of <code>fieldb</code> are controlled by selections in <code>fielda</code></translate>

<source lang="xml">
<field
    name="fielda"
    type="list"
    label="FIELDA_LABEL"
    description="FIELDA_DESC"
    >
    <option value="editor">TYPE_EDITOR</option>
    <option value="text">TYPE_TEXT</option>
    <option value="textarea">TYPE_TEXTAREA</option>
</field>

<field
    name="fieldb"
    type="list"
    label="FIELDB_LABEL"
    description="FIELDB_DESC"
    >
    <option value="0">JNO</option>
    <option value="1">Option 1</option>
    <option
	    showon="fielda:text,textarea"
	    value="2">Option 2</option>
    <option
	    showon="fielda:text"
	    value="3">Option 3</option>
</field>
</source>
<translate>
<!--T:27-->
* "Option 3" of <code>fieldb</code> is only displayed if option "TYPE_TEXT" is selected in <code>fielda</code>.
* "Option 2" of <code>fieldb</code> is only displayed if option "TYPE_TEXT" OR "TYPE_TEXTAREA" is selected in <code>fielda</code>.
* "Option 1" and "JNO" of <code>fieldb</code> is always displayed.
</translate>

<translate>
===See also=== <!--T:13-->
</translate>

<translate><!--T:14-->
* [[S:MyLanguage/Filelist form field type|Filelist form field type]]
* [[S:MyLanguage/Folderlist form field type|Folderlist form field type]]
* [[S:MyLanguage/Imagelist form field type|Imagelist form field type]]
* [[S:MyLanguage/Standard form field types|List of standard form field types]]
</translate>

<noinclude>
[[Category:Standard form field types{{#translation:}}]]
</noinclude>