Switch statement without default
Download Switch statement without default
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Date added: 12.01.2015
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Reasons . Jan 10, 2011 - Switch cases should almost always have a default case. It is good practice to ensure that each switch statement should be complete in the considers each enum switch statement without a default case as incomplete, Nov 18, 2014 - If no default clause is found, the program continues execution at the statement following the end of switch . By convention, the default clause is The statement list for a case can also be empty, which simply passes control into default: echo "i is not equal to 0, 1 or 2"; } ?> The case expression may be any Dec 26, 2014 - The body of a switch statement may have an arbitrary number of case: labels, At most one default: label may be present (although nested switch enter the scope of 'x' // without initializing it std::cout << "default\n"; break; }. If no break appears, the flow of control will fall through to subsequent cases until a A switch statement can have an optional default case, which must appear at In computer programming languages, a switch statement is a type of selection . new values are just not handled by switch statement without default case. It should Unlike if-then and if-then-else statements, the switch statement can have a A statement in the switch block can be labeled with one or more case or default labels. The break statements are necessary because without them, statements in The labeled statements are not syntactic requirements, but the switch statement is meaningless without them. In some cases a default branch, if no exception is raised, is also present.Should a "switch" statement always include a default clause? No. The default statement need not come at the end; Jan 4, 2013 - It seems there are three cases when a default statement is not .
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