RegEx Magic

You can download a free trial version of RegEx Magic here . It's utility which assists you with generating Regex searches from sample text that you provide. In this example you can see that a Regex search has been created based on a few date samples that I have entered:

The drop down menu on the top left allows you to select between various RegEx flavors so you can run the search in C++, Java, Python, Powershell, PowerGrep and other applications.