ZILtoid1991@lemmy.world to Programmer Humor@programming.dev · 5 days agoPointers explained:lemmy.worldimagemessage-square76fedilinkarrow-up1566
arrow-up1566imagePointers explained:lemmy.worldZILtoid1991@lemmy.world to Programmer Humor@programming.dev · 5 days agomessage-square76fedilink
minus-squaredejected_warp_core@lemmy.worldlinkfedilinkarrow-up4·edit-24 days ago*x = dereference or “point to”. Treats the variable x as containing a pointer value. Evaluates to a variable existing at the address in x. &x = reference or “get address of”. Evaluates to the address of x. They’re complimentary operators, so *(&x) cancels out and is equvalent to just x.
*x = dereference or “point to”. Treats the variable
xas containing a pointer value. Evaluates to a variable existing at the address inx.&x = reference or “get address of”. Evaluates to the address of
x.They’re complimentary operators, so
*(&x)cancels out and is equvalent to justx.