# tFindRegexlibExpressions

Returns a dataset holding information about all of the regular expressions that match the request sent to the web server.

tFindRegexlibExpressions connects to a web service at *[http://regexlib.com](http://regexlib.com/)* to get a list of regular expressions for all languages, even those that are not supported by Talend .

For more technologies supported by Talend, see [Talend components](https://help.qlik.com/talend/r/en-US/7.3/components/pattern-validation).

### In this section

* [tFindRegexlibExpressions Standard properties](https://help.qlik.com/talend/en-US/components/7.3/pattern-validation/tfindregexlibexpressions-standard-properties)

**Related concepts**

[Connecting to a web service and returning a list of regular expressions](https://help.qlik.com/talend/en-US/components/7.3/pattern-validation/tfindregexlibexpressions-tmap-tfileoutputdelimited-tfileoutputdelimited-connecting-to-web-service-and-returning-list-of-regular-expressions-standard-component-enterprise-this)