[net](../../index.md) / [com.drake.net.scope](../index.md) / [AndroidScope](index.md) / [catch](./catch.md)

# catch

`protected var catch: (`[`AndroidScope`](index.md)`.(`[`Throwable`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-throwable/index.html)`) -> `[`Unit`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html)`)?`
`protected open fun catch(e: `[`Throwable`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-throwable/index.html)`): `[`Unit`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html)`open fun catch(block: `[`AndroidScope`](index.md)`.(`[`Throwable`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-throwable/index.html)`) -> `[`Unit`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html)` = {}): `[`AndroidScope`](index.md)

当作用域内发生异常时回调