Command like 'a % _' like 'a_ %' what's the difference?
CodePudding user response:
I think there is no differenceCodePudding user response:
There is no difference, can match the 'a', add one or more characters; Feel like 'a_ %' easier to understand,CodePudding user response:
So write lost wise, isn't it a % line directlyCodePudding user response: