WARNING: regex is uglier than your mom.

中文，英文大小写，_ , -

(maybe not perfect) Name matching. Made it for my API to match Firstname and Lastname Params in order to check if that wasn't complete bullshit. Any advice would be accepted /o/

Find static variables which are not declared as final.

This regex can read dates YYYY/MM/DD, dd/mm/yy, Month dd YYYY, YYYY Month dd where Month is the literal description of the month (jan, feb, mar, ..., dec). Use the ignore case flag. It has three capture groups. The regex doesn't handle the sequence logic, that has to be managed later on the capture...

Seems to work well across multi line

Valid number are. 9883443344 09883443344 919883443344 0919883443344...

pattern to detect the CRC32 from a filename

Détection de mail

Relaxed validation of the FQDN