abhi9u@lemmy.world to Technology@lemmy.worldEnglish · 28 天前Python Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comexternal-linkmessage-square150fedilinkarrow-up1221arrow-down125cross-posted to: python@programming.dev
arrow-up1196arrow-down1external-linkPython Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comabhi9u@lemmy.world to Technology@lemmy.worldEnglish · 28 天前message-square150fedilinkcross-posted to: python@programming.dev
minus-squareGlitchvid@lemmy.worldlinkfedilinkEnglisharrow-up2·28 天前if not x then … end is very common in Lua for similar purposes, very rarely do you see hard nil comparisons or calls to typeof (last time I did was for a serializer).
if not x then … endis very common in Lua for similar purposes, very rarely do you see hard nil comparisons or calls totypeof(last time I did was for a serializer).