update .convertNull for dateInput

mdsteiner / ShinyPsych

A collection of psychology experiments programmed in Shiny

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update .convertNull for dateInput #43

Closed mdsteiner closed 7 years ago

mdsteiner commented 7 years ago

currently .convertNull doesn't work for date inputs, since when left empty it yields an empy date object (as in as.Date(character(0))), instead of NULL as the other input widgets do...

mdsteiner commented 7 years ago

fixed