The pictures above display just a few of the "within visual range" missiles that have driven the thought behind aerial combat in today's age.
Everyone points to Vietnam as the foundation of modern combat and the need to retain guns on aircraft. Modeling and simulation have shown that not to be the case.
Detect with systems, enemy aircraft at distance. Launch at optimum distance. Break contact to re-arm, refuel and return to the fight.
If close in combat is the rule then this airplane would rule the skies...