By the way, here is how Optional is described in the Java SE 11 documentation: “ Optional is primarily intended for use as a method return type where there is a clear need to represent ‘no result,’ and where using null is likely to cause errors .
By the way, here is how Optional is described in the Java SE 11 documentation: “ Optional is primarily intended for use as a method return type where there is a clear need to represent ‘no result,’ and where using null is likely to cause errors .