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Where is _$SERVER['LOGIN_URL'] actually defined?

Bruce Gust
Bruce Gust asked
Last Modified: 2020-01-17
I'm working on some code and I'm trying to pop the hood on the login logic.

I'm trying to track down the URL that's actually handling the SELECT that will query the database and I keep seeing this:


I see it referenced in the code, but I've yet to locate where it's actually defined.

Having googled it, I get the impression that this is a fairly common piece of syntax.

What is it and were do you find it?
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