What does: throw 0 do/mean? Is it “bad”?

Question

Context

I came across some code, like this:

if( Some_Condition ) throw 0;

I googled a bit, and found a few other code snippets us

Answer 1

It is not special, you can thow int just as an exception class.

It is considered a poor style, because an exception class can tell more about what actually happened.