isnotnull()

Returns true if the argument isn't null.

Deprecated aliases: notnull()

Syntax

isnotnull(value)

Parameters

Name Type Required Description
value scalar The value to check if not null.

Returns

true if value is not null and false otherwise.

Example

Find the storm events for which there's a begin location.

StormEvents
| where isnotnull(BeginLat) and isnotnull(BeginLon)