PS: It catches undesired strings if they have a dot in the middle, for example "test.test", because it's not checking if ".test" is a real domain extension. You can improve the solution by checking all the possible domain extensions: https://en.wikipedia.org/wiki/List_of_Internet_top-level_domains

All characters have to be the same Matches non-primes

The password must contain : Between 8 and 24 chars 1 lowercase 1 uppercase 1 number 1 special char...

Match : '+' at start. ' ' | '.' | '-' between number. Between 7 and 24 numbers. Work with HTML5 pattern.

Suggest a RegEx to checks for the time format of a 12-hour clock, as follows: the hour is between 1 and 12, with no leading zero, followed by a colon, then minutes between 00 and 59, then an optional space, and then AM or PM, in upper or lower case

Regex for international names

Matches any password with 8 ASCII characters (from ! to ~), 1 lowercase letter, 1 uppercase letter, 1 number and 1 symbol. For testing multiple passwords, each one has to be in a separate line, if a password is valid, its first character is found.

Validates dates in MM/DD/YYYY format

Turns spaces to dashes, for Zoom Meeting Rooms

Matches wikipedia thumbnails images In the page

Match wikipedia thumbnails images V5

匹配只包含字母，数字，下划线的字符串

Template

Regex to validate Turk Gsm Company numbers

given a connection string to MSSQL server, we want to extract the URL and the name of the database. these are the "data source" and "initial catalog" fields respectively. The regex does not assume an order between those fieldss

title

CAPTURAR

This regex groups data for easy parsing based on typical Apache user agent logs. The regex will never fail; it matches anything, even if user agent is atypical. Whitespaces on matches will need to be cleaned programmatically. Submitted by: Dennis Faas https://www.infopackets.com

relative date format

Matches real/FP numbers which may optionally also include a scientific notation/exponent part.