NateNate60@lemmy.world to Programmer Humor@lemmy.ml · edit-219 hours agoOh boy what a beautiful regex. I'm sure it does something logical and easy to understand.lemmy.worldimagemessage-square70fedilinkarrow-up1246arrow-down17file-text
arrow-up1239arrow-down1imageOh boy what a beautiful regex. I'm sure it does something logical and easy to understand.lemmy.worldNateNate60@lemmy.world to Programmer Humor@lemmy.ml · edit-219 hours agomessage-square70fedilinkfile-text
^.?$|^(..+?)\1+$ <answer> Matches strings of any character repeated a non-prime number of times https://www.youtube.com/watch?v=5vbk0TwkokM
minus-squareProfessorScience@lemmy.worldlinkfedilinkEnglisharrow-up2·3 hours agoYeah backreferences in general are not “regular” in the mathematical sense.
Yeah backreferences in general are not “regular” in the mathematical sense.