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是否有一个键可以单步执行过去的 vxworks v6.9 shell 解释器命令，例如 Windows 和 Linux？
'h' 显示命令历史列表。
我该如何逐步完成并选择？
它默认使用 VI 键绑定。
esc-K - go back in history esc-J - go forward in history