Cross-engine query string parsing including when stored in anchor tags. Not really tested, but basic functionality is there.

Regular expression for General Assembly WDi 14

Break URLs into three parts Url ? QueryString

Numbers, letters, and underscore with no special characters, no spaces, no leading number, and no leading or trailing underscore for use in KnockoutJS (or any JS validation).

CSI Documentation usually formatted as ## ## ##(.##.##.##) this extracts the CSI number

This regex can ALL!

regex for iso 8601 date between 1970 and 2999 that match only valid date, the only mistake possible in this regexp is the bisextile year how are not checked

Finds all emails including .co.uk like ones

It needs a major modification, since matching an integer is required. The accepted answer \d+ involves only "positive" integers. But -333 or +777 are also integers, which leads to two possible solutions with the last one being the most accurate: -?\d+ : The hyphen (optional minus sign) and a digit ...

This expression selects any square brackets and the content inside it. Exemple: [DataTransfer] []...