Sjmarf@sh.itjust.works to Programmer Humor@programming.dev · 8 months agovoid *sh.itjust.worksimagemessage-square20fedilinkarrow-up1648arrow-down110
arrow-up1638arrow-down1imagevoid *sh.itjust.worksSjmarf@sh.itjust.works to Programmer Humor@programming.dev · 8 months agomessage-square20fedilink
minus-squarerhpp@programming.devlinkfedilinkarrow-up3·8 months agoActually void* just points to anything, with no regard to the type of that thing. Pointing to the void is more accurately described by NULL pointer.
minus-squaremox@lemmy.sdf.orglinkfedilinkarrow-up1·8 months agoIn other words, void refers to the typing of the pointer, not a particular value that might be present at its target. (But I can see how someone might find it confusing.)
minus-squaretunetardis@lemmy.calinkfedilinkarrow-up1·8 months agoFair, though I guess my interpretation was that void* is kind of like a black hole in that anything can fall into it in an unsettling way that loses information about what it was?
minus-squareneo@lemy.lollinkfedilinkarrow-up0·8 months agoSo, when I want the void to point back at me, do I have to loop over void* or over NULL? And how many iterations?
minus-squareProgrammer Belch@lemmy.dbzer0.comlinkfedilinkEnglisharrow-up1·8 months agoFor the void to point back at you just dereference the NULL pointer
Actually
void*just points to anything, with no regard to the type of that thing. Pointing to the void is more accurately described byNULLpointer.In other words,
voidrefers to the typing of the pointer, not a particular value that might be present at its target.(But I can see how someone might find it confusing.)
Fair, though I guess my interpretation was that
void*is kind of like a black hole in that anything can fall into it in an unsettling way that loses information about what it was?So, when I want the void to point back at me, do I have to loop over void* or over NULL?
And how many iterations?
For the void to point back at you just dereference the NULL pointer