Task You have a test string S. Your task is to match the pattern Xxxxx. Here, x denotes a word character, and X denotes a digit. S must start with an X digit and end with '.' symbol. S should be 6 characters long only.

Trafikstyring S-bane den 5. marts 2019 Extracts the date from a sting like the one above

Whether you're using Azure CLI or, more specifically, Azure SDK to create a Virtual Machine, you may want to validate the given credentials before sending a request to create the VM. Otherwise, it could cost to send a full request with invalid data. To do so, you can use this RegEx to validate your...

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'a-z' - lowercase 'A-Z' - uppercase '-' - hyphens 0-9 - numeric {5, 32} between 5 and 32 characters

C# Code Sample: var subject = "RE: RE:Fw: RE:FW: FWD: re: This is a message from a long thread re: asdf "; var pattern = @"((?:[\t ](?:R|RE|F|FW|FWD):[\t ]))(.)"; var regex = new Regex(pattern, RegexOptions.ECMAScript | RegexOptions.IgnoreCase); var match = regex.Match(subject); var extr...

Matches ISO-like timestamp, with or without date and time separators

Extract season from different title formats

Catching AWS API access keys