The option variable will be set to 1, or 0 if negated. Option takes a mandatory string argument. This string will be assigned to the option variable. Option takes an optional string argument. This string will be assigned to the option variable.
Option takes a mandatory integer argument.
This value will be assigned to the option variable. Note that the value may start with - to indicate a negative value. This value will be assigned to the option variable. If omitted, the value 0 will be assigned. Note that the value may start with - to indicate a negative value.