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Scope & Lifetime of a Variable
- Scope
Where in the application's code the variable can be used
- Lifetime
How long the variable remains in the computers internal memory.
- Procedure-Level Variable
Has procedure scope becuase only that procedure can use the variable. See Figure 3.10
- Module-Level Variable
Has module scope because it can be used by all of the procedures in the form. See Figure 3.11
- Block-Level Variables
Has block scope because it can be used by block of code If...THen...Else or For...Next
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