This guarantees that something will run at the end of the statement even if none of the possibilities in the statement are satisfied.ģ. In addition, switch statements must include a default statement. For starters, programmers must include brace brackets to open and close "If" statements, which prevents bugs such as the SSL "goto fail" error. Swift should be a safe(r) language. Apple has made an effort to make Swift safe in a variety of subtle ways. That may make Swift attractive if you've already built a considerable skill base in Objective-C, too.Ģ. There's no problem with writing new modules in Swift that interoperate with existing Objective-C code bases. That said, Swift is compatible with existing Objective-C libraries.
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