Get all headings in a Markdown Format Text

/\b(+)\b/ig

Get iframe src

Multiple emails seperated with comma allowed multiple dot ltds

Use to find css sizing that migh need conversion to vs or alike.

Strips all non "A-Z,a-z,0-9+-_" characters and replaces them with a single "-"

A solution for capture query params.

The complete regex for IBAN numbers

this regex detect any sql injections .

Python

A regular expression which finds all instances of markdown links and helps with rewriting link paths.

A more thorough UK postcode validator tested against all UK postcodes on a regular basis, but excluding the special GIRO postcode case out of personal preference. Additionally has capture groups for the In-code and Out-code sections. Requires case insensitive matching.

Validates subdomain, root domain, and wild card domains

This is a bit simpler version that is still quite robust. It was taken from a Formik example.

detect discord invite links such as: discord.gg/link discord.com/invite/link .gg/link .com/invite/link...

Viet Nam Phone Number Regex. This regex include: Cellphone number: Viettel, Vinaphone, Mobiphone, Vietnamobile, Iteltelecom, Reddi (055) Telephone number (such as: 024, 028,...) Start with Exactly 10 or 11 numbers

Extract URL parts only named capturing groups

This is simplified from my last submission.

Extract resource location, name and query parameters from a URL (JavaScript version)

search any word with an accent