REGEX Compare Operation ======================= The property will be evaluated against a regular expression. Everything known in the regular expression syntax can be used to define a matching pattern. Here are some regular expressions samples: Regular Expression: ``[0-9]{4,4}-[0-9]{1,2}-[0-9]{1,2}[0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}`` Matches typical Date like ``2018-11-20 12:11:01`` Regular Expression: ``\n[0-9]{4,4}`` Matches Linefeed and 4-digit number. Regular Expression: ``(;|:)`` Matches semicolon or a colon. More samples and details about the Regular Expression Syntax can be found here: https://msdn.microsoft.com/en-us/library/bb982727(v=vs.90).aspx