Global variables A global variable places greater demand on system resources - it needs to be retained in memory (RAM) throughout the entire execution of a program.

In programming, a variable that can be used by all modules and functions in the program. The common practice is to keep global variables to a minimum, because they can be manipulated by any ...

I read that by default, a Microsoft dll always gives each program a private copy of global variables. So that function not working would make sense, but I defined my variable in a shared data segment.

You'll want Session variables for that, and you don't necessarily have to do anything in the global.asax file. If you're logging the users in, you can load up the session variable with useful ...

When the macro processor executes a macro program statement that can create a macro variable (such as a %LET statement), the macro processor attempts to change the value of an existing macro variable ...