Regex for validating Nigerian phone numbers using all mobile prefixes in the country

Validates DateTime of format YYYYMMDDhhmmss including Leap Year

RegEx to validate a NATO Stock Number with or without the NATO Stock Code and with or without dashes

validate email address

seperates url path and query

Will only capture patterns matching 4 levels, found at the beginning of a line if /gm tag is used

http://stackoverflow.com/questions/34474298/regex-match-pattern-with-prefixed-string/34474387#34474325

Are you pissed off with your regular expression homework? well then. here is the answer. ^([0-9]|1-9|1(0-9)|2(0-4|5[0-5]))\.([0-9]|1-9|1(0-9)|2(0-4|5[0-5]))\.([0-9]|1-9|1(0-9)|2(0-4|5[0-5]))\.([0-9]|1-9|1(0-9)|2(0-4|5[0-5]))$

Match switch case statemen in C++

it accept -, / and . operator date formate 29-Dec-2015

Find the ID/name of facebook users/pages in widgets, or links.

For Visa, Mastercard, Discover, and AMEX

This catches a few formats for dates, including the year, and seperates as much as I think at the moment is possible to make it easy to manipulate the needed data points in the expression

Yancharuk's code/regex