Hi team need Regex value of the below string

Help Studio
3

Your initial case description is not clear due the code snippet is incomplete.

It looks like you are dealing with XML which is defining namespaces. In such a case we would suggest to handle it properly with XML relatied options and not with Regex

XML Extraction - Handling Namespaces (Tableau, Soap, OASIS types) - Help / Community - UiPath Community Forum