[TYPO3-dev] Get value bits from checkbox array

[Steffen Kamper]

Hi,

Stefan Frömken schrieb:
> In my extension I have 4 checkboxes in my flexform
> 
> Checkbox1 value 1
> Checkbox2 value 2
> Checkbox3 value 3
> Checkbox4 value 4
> 
> In database I found a value of 8.
> 
> OK...I know how the binary system works. So 8 meens that my checkbox4 
> was checked.
> 
> But before I programm such a converting tool on my self I want to ask 
> you if there was such a function in TYPO3 included allready.
> 

in TCEforms this is done in function checkBoxParams beside other things. 
Imho there should be something for bit calculating in t3lib_div, but 
it's missing.

vg Steffen