When coding, why is exiting a loop using break; bad?

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SUMMARY

Exiting a loop using "break;" in Java is considered poor practice due to its potential to obscure the flow of code, making it difficult for others to follow. When exit criteria are placed at the beginning of the loop, the logic remains clear, whereas a "break;" statement buried within the loop can lead to unexpected behavior. Labeled breaks, akin to the "goto" statement in C, can further complicate readability and maintainability. While "break;" is acceptable in switch statements, caution is advised when using it in other contexts.

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r.meghdies
When coding, why is exiting a loop using"break;" bad?

when coding, to exit a loop i was told using "break;" (in java) is really bad...why!
 
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It makes the code hard to follow. If the exit criteria is at the top of the loop, it is easy for the reader to figure out what is happening. However a break buried deep in a loop can do something surprising and surprises make code very difficult to follow. Then there are labeled breaks which act somewhat the same as a goto in C (more or less) and can quickly turn your code into an unreadable mess.

Breaks are always ok in switch statements. But elsewhere USE CAUTION!

Remember any significant chunk of code will be maintained by someone else and that someone will want easy to read code not one riddled with hidden break statements.
 
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