如何捕获全局异常? [英] How do I catch global exceptions?
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问题描述
有没有办法在代码中捕获全局崩溃应用程序异常(如objc_exception_throw,EXC_ARITHMETIC等)?
Is there a way to catch global "crashing" app exceptions like objc_exception_throw, EXC_ARITHMETIC etc. in code? I need that because I want to do some things before the app gets killed by the system.
推荐答案
您可以设置一个处理程序任何未捕获的异常使用 NSSetUncaughtExceptionHandler
。
You can set a handler for any uncaught exception by using NSSetUncaughtExceptionHandler
.
The relevant docs from Apple are here: http://developer.apple.com/mac/library/documentation/cocoa/conceptual/Exceptions/Concepts/UncaughtExceptions.html#//apple_ref/doc/uid/20000056-BAJDDGGD
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