For instance, when the user presses Ctrl + a, you can select all the text.
例如,当用户按下Ctrl + A时,可以选择所有文本。
2
For example, in a real-world application it makes sense to handle keyboard events, such as Ctrl + a, and also manage issues around handling a large selection list.
Using a SIGQUIT or Ctrl + Break: When aCtrl + Break or SIGQUIT (usually generated using kill -3) is sent to the IBM runtime, a user event is generated in the IBM dump engine.