# Rainer Grabowski

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## Activity overview

Latest activity by Rainer Grabowski
• Rainer Grabowski commented,

Depending on your setup there's perhaps a way to do this with IF-Conditions in the calculation field.  Rainer

• Rainer Grabowski commented,

Hi Brock, perhaps one of the other fields (you get with @All of ...) is empty in one item. If you have a null-value in one item you'll get problems with the mapping of the arrays. There are perhap...

• Rainer Grabowski commented,

Hi Maria, example you have a date field named "Start" with the date 1/16/2016. In the calculation field you have to enter: moment(@Start).subtract(80,"days").toDate() The result is 10/28/2015,...

• Rainer Grabowski commented,

Hello Stuart, open an item in the app and copy the url except the number (= unique item ID) at the end. Then paste the url into the additional calculation field (e.g. named "itemURL") and add `@...

• Rainer Grabowski commented,

Answer for the deleted question of John: Yes, that's possible.

• Rainer Grabowski commented,

Hi Nicolas, you've to "tell" the calcultion what should happen if the phone field is empty by defining an IF-Condition: var phone = @Phone var phone1 = phone != null ? phone.map(function(obj){...

• Rainer Grabowski commented,

Sorry, but for me it works (s. image). Are there other lines in the calculation field?

• Rainer Grabowski commented,

Hi James, This will show you the first available number. var a = @Phone Number.map(function (obj) { return obj.value}).join(); a[0]; If you want more control in which order the number types sh...

• Rainer Grabowski commented,

Hi Hannah, as Nate wrote, the field `@Inherent_Rating_Score ' must be highlighted blue (enter @inherent and select the field from the dropdown list). Besides that: I think your code wouldn't work ...

• Rainer Grabowski commented,

Hi David, you're trying to set an array (@all of ..) to upper case. But it's only possible wiith a string. @all of section.join(). toUpperCase() or @all of section.toString().toUpperCase() shou...