Feature #70923
Updated by Simon Schaufelberger over 7 years ago
in TCA you can define validation rules for example the range. More here: * https://docs.typo3.org/typo3cms/TCAReference/7.6/Reference/Columns/Input/Index.html#columns-input-properties-range https://docs.typo3.org/typo3cms/TCAReference/Reference/Columns/Input/Index.html#columns-input-properties-range * https://docs.typo3.org/typo3cms/TCAReference/7.6/Reference/Columns/Input/Index.html#columns-input-properties-eval https://docs.typo3.org/typo3cms/TCAReference/Reference/Columns/Input/Index.html#columns-input-properties-eval In case of an error, don't just frame the field with a red border but also say, what is the error.