This i suggest match the sml structure. Use it wisely, I made it just for fun!

I think this is the regex that Twitch uses to determine what is a clickable link on chat.

- /^(?:[\+-]?\d{4}(?!\d{2}\b))(?:(-?)(?:(?:0[1-9]|1[0-2])(?:\1(?:[12]\d|0[1-9]|3[01]))?|W(?:[0-4]\d|5[0-2])(?:-?[1-7])?|(?:00[1-9]|0[1-9]\d|[12]\d{2}|3(?:[0-5]\d|6[1-6])))(?:T\s\d|2[0-3])(?:(:?)[0-5]\d)?|24\:?00)(?:[\.,]\d+(?!:))?)?(?:\2[0-5]\d(?:[\.,]\d+)?)?(?:[zZ]|(?:[\+-])(?:[01]\d|2[0-3]):?(?:[0...

/^(?:[\+-]?\d{4}(?!\d{2}\b))(?:(-?)(?:(?:0[1-9]|1[0-2])(?:\1(?:[12]\d|0[1-9]|3[01]))?|W(?:[0-4]\d|5[0-2])(?:-?[1-7])?|(?:00[1-9]|0[1-9]\d|[12]\d{2}|3(?:[0-5]\d|6[1-6])))(?:T\s\d|2[0-3])(?:(:?)[0-5]\d)?|24\:?00)(?:[\.,]\d+(?!:))?)?(?:\2[0-5]\d(?:[\.,]\d+)?)?(?:[zZ]|(?:[\+-])(?:[01]\d|2[0-3]):?(?:[0-5...

Jira Wiki Markup content can have multiple issueKeys and repeat the same key up to three times. There are also random forward slash characters in the content and text that may look like a valid key, but is not.

Regex to get any numeric string

Ref: https://rgxdb.com/r/526K7G5W

Test e-amil

Почти все известные фамилии

Все существовавшие армянские фамилии

Date match on multiple formats

Testing for sharing

This regular expression can be used in SIEM or scripts to extract special fields such as:

Regex for Nigerian Phone Numbers

Record the output of the batch gpg --search-keys commands into variables. For example, get the public key ids or those with *.amazon.com email addresses: pubkeyids=$(gpg --batch --keyserver hkp://keyserver.ubuntu.com --search-keys amazon.com 2>&1 | grep -Po '\d+\sbit\s\S+\skey\s+' | cut -d' ' -...

regex to split the following data into columns: 2021-06-15 10:41:04 SMM MANUAL MANUAL 6 7 manually switch OK 2021-09-03 14:32:01 UPS SW FAIL SW RESTART 8 - Error cnt: 1;err code:DAEMON_ERR_RESTART, param: 2021-09-03 14:35:04 UPS SW FAIL SW RESTART ...

24 character hex string matching MongoDB Object ID format

拼音正则匹配

Don't rely on this for any serious business, though.

Keep only domain and protocol it present.