DevTest provides "Regular Expression Helper" in Workstation which can be used to validate the regular expressions.
How to validate regular expressions in Devtest?
Regular expressions can be validated from the DevTest Workstation-->Help Menu-->Regular Expression Helper. Follow the below:
. Step 1:
. Step 2: Add the test to match and regular expression pattern and see that pattern matched or not. If the pattern is matched then whole text will be highlighted in Yellow.