expired? ( c-ptr -- ? )
Factor handbook > C library interface > Passing data between Factor and C > Passing pointers to C functions > Alien addresses > Alien expiry


Vocabulary
alien

Inputs and outputs
c-ptra c-ptr
?a boolean


Word description
Tests if the alien is a relic from an earlier session. A byte array is never considered to have expired, whereas passing f always yields true.

Definition


Methods