你不想异常和不想抛出，然后陷阱的例外只是正常恢复。
You don't want an exception and you don't want to throw and then trap an exception just to recover gracefully.
在调试异常产生之后，陷阱标志被自动清除。
After the debug exception is generated, the trap flag is cleared automatically.
在调试异常产生之后，陷阱标志被自动清除。
After the debug exception is generated, the trap flag is cleared automatically.
应用推荐