A variable's location in memory where its value is stored.
A variable or value passed to a procedure.
The data type used to create a control object.
Comments that describe a procedure and any preconditions or postconditions of the procedure.
A procedure that performs a specific task and then returns a value. Also referred to as "function."
A variable declared in a procedure to accept the value or address of an argument.
Giving data to a procedure.
A statement of what must be true at the end of the execution of a procedure if the procedure has worked properly. Also referred to as "post."
The initial requirements of a procedure. Also referred to as "pre."
A variable declared in a procedure to accept the address of an argument. Reference parameters can alter the value of the variable arguments used in the procedure call.
A set of statements that perform specific tasks. Event procedures and general procedures are Sub procedures.
A variable declared in a procedure to accept a copy of an argument. Value parameters cannot alter the value of the actual arguments used in the procedure call