VegOwOtenks@lemmy.world to Programmer Humor@lemmy.mlEnglish · 5 months agoRegex flavorslemmy.worldimagemessage-square32fedilinkarrow-up1411arrow-down118
arrow-up1393arrow-down1imageRegex flavorslemmy.worldVegOwOtenks@lemmy.world to Programmer Humor@lemmy.mlEnglish · 5 months agomessage-square32fedilink
minus-squarejaybone@lemmy.worldlinkfedilinkarrow-up8·5 months agoCan you actually name capture groups, or this means how you can refer to them by number?
minus-squareVegOwOtenks@lemmy.worldOPlinkfedilinkarrow-up24·5 months agoYou can use backreferences \1 \2 etc. but you can also give them names explicitly. it looks like this: (?<name>inner-regex) Some flavors support it, kotlins doesn’t apparently.
minus-squaremormundlinkfedilinkEnglisharrow-up1·5 months agoIn modern languages you can name them with labels as well yes. Not sure about the syntax right now. Something like (?label:…) I think
minus-squareqaz@lemmy.worldlinkfedilinkarrow-up4·5 months agoIt’s (?<NAME>...) and those are the named capture groups referred to in the post.
Can you actually name capture groups, or this means how you can refer to them by number?
You can use backreferences
\1 \2etc. but you can also give them names explicitly.it looks like this:
(?<name>inner-regex)Some flavors support it, kotlins doesn’t apparently.
TIL thanks!
In modern languages you can name them with labels as well yes. Not sure about the syntax right now. Something like (?label:…) I think
It’s
(?<NAME>...)and those are the named capture groups referred to in the post.