Not ending with png

Extract words separated by specific words

Also matches the first letter after ' or -

cron regular expression

Pattern for validating a definitions.swh-identifier value in the Citation File Format (CFF)

Pattern for validating a definitions.orcid value in the Citation File Format (CFF)

For Mike Griffin

Pattern for validating a definitions.reference.pmcid value in the Citation File Format (CFF)

Pattern for validating definitions.reference.languages values in the Citation File Format (CFF)

Pattern for validating a definitions.reference.issn value in the Citation File Format (CFF)

Pattern for validating a definitions.reference.isbn value in the Citation File Format (CFF)

find matched words

Regra de validação de CPF.

Regex quiz in python. Match all movie titles containing a word ending in 'tes'

Here is what I came up with for a 'reasonable' e-mail validator. Explanation @ https://geekalicious.org/d/90-validating-e-mail-addresses-with-regex-pcre

This Regex can be used to find the custom array types in jsdoc typdefs

Regex to match consecutive identical characters. Then replace each match with `` Eg: "Hello" will yield "H1e1l2o1"

Given an iput of page range by the user, validate if the input matches an acceptable format.

testing syntax autocomplete

Extract words start with _ and end with ;