A loop works on the command line as nicely as it does in a script.
循环在命令行中的工作效果与在脚本中同样出色。
It also supplies a simple loop for handling queries on the command line.
它还提供在命令行中处理查询的简单循环。
When command-line arguments are not enough, the next step is to write an event loop.
当命令行参数不够用时，下一步是编写一个事件循环。
Event loop with command-line switches.
带有命令行开关的事件循环。
Event loop with command-line switches.
带有命令行开关的事件循环。
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