jroid8@lemmy.world to Programmer Humor@lemmy.ml · 1 年前know the features of your languagelemmy.worldimagemessage-square144fedilinkarrow-up1642arrow-down124
arrow-up1618arrow-down1imageknow the features of your languagelemmy.worldjroid8@lemmy.world to Programmer Humor@lemmy.ml · 1 年前message-square144fedilink
minus-squarecerement@slrpnk.netlinkfedilinkarrow-up13arrow-down1·edit-21 年前return a and a or b → return a or b correction from @murtaza64
minus-squareKogasa@programming.devlinkfedilinkarrow-up1arrow-down1·1 年前It’s probably valid javascript that returns “-1” or the empty string depending on if “b” is undefined or null
minus-squaremurtaza64@programming.devlinkfedilinkarrow-up3·edit-21 年前You don’t need the and right? Can’t it just be return a or b This doesn’t work if a is falsy non-null actually
minus-squarecerement@slrpnk.netlinkfedilinkarrow-up1·1 年前it’s just return a and b or c is the closest Lua has to a ternary operator, but yes, for the above you could shorten it to return a or b (“or returns the first argument if true, otherwise second argument is returned”)
return a and a or breturn a or bcorrection from @murtaza64
Lua. My beloved.
That’s valid Python as well
It’s probably valid javascript that returns “-1” or the empty string depending on if “b” is undefined or null
You don’t need the and right? Can’t it just be
return a or bThis doesn’t work if a is falsy non-null actually
it’s just
return a and b or cis the closest Lua has to a ternary operator, but yes, for the above you could shorten it toreturn a or b(“orreturns the first argument if true, otherwise second argument is returned”)