TYPO3 Core

So, for example, you have 2 checkboxes with value 'a' and value 'b' and a default of 'a'. Then you unset them all and save. After saving, 'a' is set again.

animated gif¶

Code snippet¶

<settings.showColumns>
  <TCEforms>
  <label>selectCheckBox with default=room</label>
  <config>
    <type>select</type>
    <renderType>selectCheckBox</renderType>
    <items>
      <numIndex index="0">
        <numIndex index="0">room</numIndex>
        <numIndex index="1">room</numIndex>
      </numIndex>
      <numIndex index="1">
        <numIndex index="0">available</numIndex>
        <numIndex index="1">available</numIndex>
      </numIndex>
    </items>
    <default>room</default>
  </config>
  </TCEforms>
</settings.showColumns>

Reproduce¶

Versions¶

This is reproducible with

• TYPO3 11.5.16-dev (latest commit 74b597cb507fda6f8c4214a9d203541df614597f, September 12, 2022)
• TYPO3 11.5.18 official release