GlobalVariable :: remove - Remove global variable
Removing a global variable will remove the variable only for the current thread.
// fragment
GlobalVariable userName("userName");
if ( userName.exist() )
userName.remove();
Implementation details
GlobalVariable  :: remove (  )
The function removes the global variable from the list of global variables. When the global variable does not exist, the function throws an exception.
// fragment
GlobalVariable userName("userName");
if ( userName.exist() )
userName.remove();