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countOnlyNull

Counts the number of null values in the list.

Category

Aggregation

Function syntax

countOnlyNull(<listAny>)

Parameters

Parameter
Type
List
listString
List
listBoolean
List
listInteger
List
listDecimal
List
listDuration
List
listDateTime
List
listDateTimeOnly

Signature and returned type

countOnlyNull(<listAny>)
Returns an integer.

Example

count([10,2,10,null])
Returns 1.