This one makes sure to not match 31 in months where it does not exist and cuts off february at 28. Might need to do special check for 29th of february ..?

A valid number can be split up into these components (in order): A decimal number or an integer. (Optional) An 'e' or 'E', followed by an integer. A decimal number can be split up into these components (in order):...

allow simple usernames starting with a letter, containing . - and _ or an email

Only meant as an initial client-side filter to override the default input[type=email] validation done according to spec, which is much too simple. Inputs passing this regex MUST get validated in a more fine-grained manner again when received on the server-side

This regex is used to extract a domain name (including subdomains) and the full URI from a URL. will not match when credentials are provided in the url.

Matches the most advanced filename for a given version as per my file naming conventions.

Standard Script format tv

pattern to ensure keywords are picked up if words on either side

Some custom pattern matching where a string start with t and end with any string, for example - t123_click, t1234_click_submit, T12_click_click_skip

a regex that finds all expressions that start with "(https://en.wikipedia.org/wiki" and end with a closing bracket.

expression to capture valid IP

Init code

Shashi

Match paths for a.storyblok.com

This regex works on regex101.com, but fails inside browser's console.

Parse img2.storyblok.com URLs

((((\b(#|\w)+\b\.)?(\bprototype\b\.)?(\b(#|\w)+\b)(\s\=\s)?)?(\b(#|\w)+\b\s)\([\s\w,=]\s\))|(\bclass\b\s+\b\w+\b\s(extends\s\b\w+\b))(?=\s\{[\s\S]+\}))(?=\s*\{[\s\S]+\})

Test guts to gather Stat and amount

Just a quick example of the \p{L} pattern

Regex used for finding trailing commas. Use for troubleshooting PHP 7.2 Codes