-2.02^3(2+3.024)+3.14159-(45^23)/(19-4)

Version parsing from following format: ..build Gets 4 groups: major, minor, build and postfix (last two only of they present in input string) For example: 1.2.3456-SNAPSHOT gets major=1, minor=2, build=3456, postfix="SNAPSHOT"...

Match all forward and backward slashes and numbers in a string. Usefull for obtaining only text chars from address.

Regex for finding tempratures in a text

This search for special character at first position in the string

Tokenize a HostName for optional string values. Good for testing whether you are in np, qa, qp, or production environments.

any int, any int with decimal any int with comma delimited any int with comma delimited and decimal

This regular expression parses the uri of an one-time password typically masked by a QR Code. The expression supports the core hotp and totp, name, secret and optional counter (for hotp)