C skills for exiting multi-layer nested loops

Source: Internet
Author: User

Since a break statement can only affect its innermost loop, which of the following methods can be used to immediately exit from a deep nested loop?

1. Use the goto statement:
 

To avoid using the goto statement in this case, consider the following two solutions:

2. Set the status flag:

Set a status flag when you want to exit all loops, but this flag must be tested in each loop:

= (Status = OK & =
3. Use the function to return:

Put all the loops in a separate function. When a disaster strikes the innermost loop, you can use the return statement to exit the function.

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