Validate email addresses, including unicode email addresses, e.g. with Cyrillic, Arabic or Korean characters

Validate & split street address lines for countries where the street name is typically written first (e.g. Germany)

Validate & split street address lines for countries where the house number is typically written first (e.g. US or France)

RegExp matches each (combined) Unicode symbol, character, or emoji consecutively. Note: there are some edge cases where it does not combine some symbols that should be seen as one symbol (after Default Grapheme Cluster Boundary of UAX #29). For Unicode code point info see codepoints.net Also, see ...

Get the python substitution strings from inside of print statements. Replace the whole substitution string with {{ ArgumentName }} for use in a Jinja2 rendering. Supports fstrings...

Extract substitution parameters from python print strings works with fstrings old style format strings old style %(variable) strings

greedy or no greedy_**

i have paste \n after every 2-th comma using sed sed 's/\(\(*,\)\{2\}\)/\1\n/g'

Regex URL validation pattern

Regex to find URLs in text

Simple pattern for validating Cron Job descriptors in your JavaScript / TypeScript / ECMAScript projects. Includes support for date ranges, day ranges, digit ranges, divisors... all of the things you'd expect to encounter in possible Cron values.

This simply checks if the string is not empty spaces.

Original credit for this expression goes to: https://emailregex.com/

check the code

This pattern finds a parameter (sst) key + value in a GET request URL. When replaced with an empty string, effectively removes the parameter. Works with both full URLs and isolated query strings. Works in PCRE and PCRE2. Full use case: if (isset($_GET["sst"])) { // validate...

Prepare batch job for opportunity close

Need to FULLY Break Out EVERY Component of a URL? Like, as in "every constituent element individually accessible in its own named capture group?" Need it to be pre-optimized and fully ECMA-compliant? Want to see exhaustive unit tests proving these claims (144 are included; all 144 execute in 6.5ms. ...

HGVS Nomenclature Check for ClinVar Submissions

Or any other particular case where given any line that starts with the pattern "@apply" (or any other line heading) and it substitutes any word (list of characters without spaces), with or without puntuation in them, and it adds a custom prefix to all the words in that line but the line heading.

https://docs.microsoft.com/en-us/windows/win32/fileio/naming-a-file Integer value zero, sometimes referred to as the ASCII NUL character. Characters whose integer representations are in the range from 1 through 31, except for alternate data streams where these characters are allowed. For more info...