Returns TRUE if x is greater than y. Otherwise, this function returns FALSE. You can change the comparison mode of this function.
You can compare an array or cluster of a data type to a scalar of the same data type and produce an array or cluster of Boolean values. The connector pane displays the default data types for this polymorphic function.

Refer to the Greater - Various Uses VI in the labview\examples\general\functions\Comparison directory for an example of using the Greater? function.