Terminates the currently running Java Virtual Machine. The argument serves as a status code; by convention, a nonzero status code indicates abnormal termination. This method calls the exit method in class Runtime. This method never returns normally. The call System.exit(n) is effectively equivalent to the call: Runtime.getRuntime().exit(n) api上这么解释
System.exi(0)很霸道、、
This method calls the exit method in class Runtime. This method never returns normally. The call System.exit(n) is effectively equivalent to the call: Runtime.getRuntime().exit(n)
api上这么解释