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Apr 25, 2010 · The break after switch cases is used to avoid the fallthrough in the switch statements. Though interestingly this now can be achieved through the newly formed switch labels as implemented via JEP-325 .
The official C99 specification says the following about the break statement: A break statement terminates execution of the smallest enclosing switch or iteration statement. So it really doesn't matter. As for me, I put the break inside the curly braces.
Dec 12, 2014 · Break statement is a jumping statement that allows the user to exit the nearest enclosing switch (for your case), while, do, for or foreach. it's just as easy as that.
Technically, the final break is not required because flow falls out of the switch statement. Using a break is recommended so that modifying the code is easier and less error prone. The default section handles all values that are not explicitly handled by one of the case sections.
The break statements are necessary because without them, statements in switch blocks fall through: All statements after the matching case label are executed in sequence, regardless of the expression of subsequent case labels, until a break statement is encountered.
Writing Colon Case in Switch Expressions. A switch expression can also use a traditional case block with case L:. In this case the fall through semantics does apply. Values are yielded using the yield statement.
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Aug 2, 2024 · The break statement is used to exit from the switch block. It is optional but recommended to prevent fall-through. The default case is optional and executes if no case matches the switch expression. It can appear anywhere within the switch block. Note: Starting from Java 7, switch statements can use String type values.
