当要编写规则处理多个相似的设备时，udev可以使用类似C语言的printf函数中的字符串替换操作符。

When writing rules which will potentially handle multiple similar devices, udev's printf-like string substitution operators are very useful.

youdao

当要编写规则处理多个相似的设备时，udev可以使用类似C语言的printf函数中的字符串替换操作符。

When writing rules which will potentially handle multiple similar devices, udev's printf-like string substitution operators are very useful.

youdao