When this is Some,do apply.
When this is Some,do apply.
Respone optional Type
apply
Function result or None
Function group for expanding option
Function group for expanding option
Respone optional Type
Expanding option.
Function result.
Returns the Some value of Option.
Returns the Some value of Option. Or throw an exception.
Exception
Some value of Option or exception
Returns some value of Option or default.
Returns some value of Option or default.
Default value.
Some value of Option or default
Function group for expanding nested option
Option type