This regex can be used within a HTML5 input tag to ensure a time has been entered correctly such as 23:40 or 11:40 PM.

With format dd/MM/yyyy

I have used this regexp succesfully in php with flags gmU and have multiple matches. In js there is no U flag and this only returns last match. Is there anything I can do to make this work similarly in javascript?

It gets the playlistID and the videoID to conform the embed URL from the video URL

Works with 2015-04-03T13:56:24.0+00:00 (official) format, and 2015-04-03T13:56:24+0000 (PHP) format, too

Get extension of an file.

Matches sentences, but skips over abreviations

JS Regex Lazy quantifier

Supports new top level domains, such as .plumbers .blackfriday

Based on the below password policy need a regex in java/javascript --Maximum Occurrence (Number of repeated Characters allowed): 1 --Minimum Alpha: 1 --Minimum Embedded Numeric: 1 --Minimum Length: 8...

Expression to match a large amount of possible musical chords. From what I understand from musicians, the number of chords is basically infinite, but you will still find a certain scope being used freuently.

Matches the Content-Range response header format -[end]/[total|*]