It should be called at the very beginning of the procedural logic, right after the variable declarations.

应该在过程逻辑的开始部分、紧接变量声明之后的地方调用该过程。

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Complex business logic simulation with runtime variable state machine.

包含运行时变量状态机的复杂业务逻辑模拟。

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Only when the event handler has finished its business logic, it updates the global variable result in order to return the result to MainScope.

只有事件处理程序完成了其业务逻辑后，它才会更新全局变量result，以将结果返回到MainScope。

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