switch Statements
if and else...if combinations can become quite confusing when nested too deeply, and C++ offers an alternative. Unlike if, which evaluates one value, switch statements enable you to branch on any of a number of different values. The general form of the switch statement is
switch (expression) { case valueOne: statement; break; case valueTwo: statement; break; .... case valueN: statement; break; default: statement; }
expression is any legal C++ expression, and the statements are any legal C++ statements or block of statements. switch evaluates expression and compares the result to each of the case values. Note, however, that the evaluation is only for equality; relational operators cannot be used here, nor can Boolean operations. ...
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