NateNate60@lemmy.world to Programmer Humor@lemmy.ml · edit-22 months agoOh boy what a beautiful regex. I'm sure it does something logical and easy to understand.lemmy.worldimagemessage-square83fedilinkarrow-up1339arrow-down17file-text
arrow-up1332arrow-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-22 months agomessage-square83fedilinkfile-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-up12·2 months agoYeah backreferences in general are not “regular” in the mathematical sense.
Yeah backreferences in general are not “regular” in the mathematical sense.