I am trying to use Validation in the control , which I have not used very often. Most of our fields are required columns set at the sharepoint list level.
Apologies if this has been asked before, but I just need some guidance please!
I would like the validation to be if the use selects a drop down
Then the following text box must be completed.
If the drop down is
The text box can be ignored
I presume I can use this function?
Is anyone able to help?