And this right here is a great example of why simple basic RegEx is rarely adequate
At the very least, should be something like
^[^@\s]+@([^@\s.]+\.)+[^@\s.]+$
I’m like 99% sure I missed at least a few cases there, and will say “please don’t use this for anything production”
jpeps@lemmy.world 1 year ago
Here’s two: you can have multiple @s forming relays in an email address, and you can also break all the rules around dots and spaces if you put quotes around the local part, eg “.sarah…”@emails.com
laurelraven@lemmy.blahaj.zone 1 year ago
And this is exactly why I wouldn’t do my own, I had no idea either of those were legal/possible
jpeps@lemmy.world 1 year ago
To be fair nor do most email providers! It’s in the spec, though.