How to use array variable in regex. Painless scripted field

[Marius_Dragomir]

Yes, this is how to add one to Kibana.

Scripted field with curl

Is it possible to add a scripted filed to an index with curl or in the Kibana console? If yes please post a link or give an example.

saving one is just doing the same and looking for the field name inside the JSON you get from cURL.