passes freecodecamp's telephone validator

Solves the practice problem from https://www.sitepoint.com/learn-regex/

for the Google interacting with the OS course final project on Coursera

s

Example of how to pull a particular piece of the URL

email address regex

The capture group returns only a number with a dot if it has decimal digits, otherwise it is treated as an integer. 1.1 => 1.1 1\. => 1

Reference: https://stackoverflow.com/a/34669019/369727

Tte pattern to grep the multilayer numbered list bullets: 1. level 1 1.2. level 1.2 1.2.1. level 2.1 1.3. level 1.3 1.4. level xxx...

Setup php source extension regex

guif

guif

guif

guif

guif

Phone number regex

Remove bold surrounding italic

got it from here [Regex to match URL, ends up matching URL plus closing brackets when URL is between brackets [duplicate]](https://stackoverflow.com/questions/60476363/regex-to-match-url-ends-up-matching-url-plus-closing-brackets-when-url-is-betwe)

Captures a line of a CSV into a individual values.

Regex pattern (1/2) for function "def extract_appealscourt_dispo()" for Mississippi. This function extracts the part of the dispo relative to the court of appeals when dispo is reported relative to multiple courts.