@NateNate60@lemmy.world to Programmer Humor@lemmy.ml • edit-25 months agoOh boy what a beautiful regex. I'm sure it does something logical and easy to understand.lemmy.worldimagemessage-square81fedilinkarrow-up1347arrow-down17
arrow-up1340arrow-down1imageOh boy what a beautiful regex. I'm sure it does something logical and easy to understand.lemmy.world@NateNate60@lemmy.world to Programmer Humor@lemmy.ml • edit-25 months agomessage-square81fedilink
^.?$|^(..+?)\1+$ <answer> Matches strings of any character repeated a non-prime number of times https://www.youtube.com/watch?v=5vbk0TwkokM
minus-squareShaunaTheDeadlinkfedilink2•5 months agoIt matches for non-primes and doesn’t match for primes.
It matches for non-primes and doesn’t match for primes.