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2 changes: 1 addition & 1 deletion docs/docs/reference/dropped-features/nonlocal-returns.md
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title: Deprecated: Nonlocal Returns
---

Returning from nested anonymous functions has been deprecated. Nonlocal returns are implemented by throwing and catching `scala.runtime.NonLocalReturnException`-s. This is rarely what is intendant by the programmer. It can be problematic because of the hidden performance cost of throwing and catching exceptions. Furthermore, it is a leaky implementation: a catch-all exception handler can intercept a `NonLocalReturnException`.
Returning from nested anonymous functions has been deprecated. Nonlocal returns are implemented by throwing and catching `scala.runtime.NonLocalReturnException`-s. This is rarely what is intended by the programmer. It can be problematic because of the hidden performance cost of throwing and catching exceptions. Furthermore, it is a leaky implementation: a catch-all exception handler can intercept a `NonLocalReturnException`.

A drop-in library replacement is provided in `scala.util.control.NonLocalReturns`:

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