How to extract one variable from a string?

[Sanelya Abilova]

We have a dataset of different movies but genres contain more than one variable. For example, under the var genre, each movie can be "fantasy, horror, action" all together. how to make stata

extract only one var?

[Nick Cox]

And what would that "one variable" be?

help split

.may solve your problem; otherwise I think we need more detail on the results you want.