[Chaosxk]

Assuming that the enum is sequential you can do this, otherwise i don't think there is.

#include <sourcemod>

enum EnumRows
{
	VAR1=0,
	VAR2,
	VAR3,
	VAR4,
	COUNT
};

public void OnPluginStart()
{
	int rows = view_as<int>(COUNT - VAR1);
	PrintToServer("%d", rows);
}