Sjmarf@sh.itjust.works to Programmer Humor@programming.dev · 2 years agoUnused variablessh.itjust.worksimagemessage-square44linkfedilinkarrow-up1711arrow-down114
arrow-up1697arrow-down1imageUnused variablessh.itjust.worksSjmarf@sh.itjust.works to Programmer Humor@programming.dev · 2 years agomessage-square44linkfedilink
minus-squareRichard@lemmy.worldlinkfedilinkEnglisharrow-up1·2 years agoWhat do you mean? Variables do not necessarily need to be used, you can allocate memory for some value and initialise it but then simply don’t do anything with it.
minus-squareDacoTaco@lemmy.worldlinkfedilinkarrow-up2·2 years agoYou can but compilers will optimise that away unless you tell it not to.
minus-squareShareni@programming.devlinkfedilinkarrow-up1·2 years agoMeanwhile go: you will remove it or I won’t compile, unless you know the secret handshake
minus-squareRagingRobot@lemmy.worldcakelinkfedilinkarrow-up1·2 years agoYes you can but the little red squiggles show in your editor to warn you that it’s unused code. That’s what the whole post is about lol
What do you mean? Variables do not necessarily need to be used, you can allocate memory for some value and initialise it but then simply don’t do anything with it.
You can but compilers will optimise that away unless you tell it not to.
Meanwhile go: you will remove it or I won’t compile, unless you know the secret handshake
Yes you can but the little red squiggles show in your editor to warn you that it’s unused code. That’s what the whole post is about lol