Visual Basic 2005 for Programmers: Deitel Developer Series, Second Edition

6.5. GradeBook Case Study: Select...Case Multiple-Selection Statement

Chapter 5 presented the If...Then single-selection statement and the If...Then...Else double-selection statement. Occasionally, an algorithm contains a series of decisions that test a variable or expression separately for each value that the variable or expression might assume. The algorithm then takes different actions based on those values. Visual Basic provides the Select...Case multiple-selection statement to handle such decision making.

GradeBook Class with Select...Case Statement to Count A, B, C, D and F Grades.

Figure 6.9 contains an enhanced version of the GradeBook class introduced in Chapter 4 and further developed in Chapter 5. The new version not only calculates ...