„How long do you have?” — what does it mean?
The conversation regards my potential trip to another country to visit someone. It means how long I want to stay there?
„How long do you have?” — what does it mean?
The conversation regards my potential trip to another country to visit someone. It means how long I want to stay there?
They are asking how much time you have (or, how much time you have available) - implying that you need to be back on a certain day for some reason.
Other example sentences:
See also this answer - which I don't think is a duplicate, but tangentially answers your question: