Re: How to delete until the first displayable character in a line?

["Ronald" <followait@163.com>]

> A prefix argument determines how many, so ..
> C-u 2 C-k kills the next two, C-u -1 C-k text from point back to the
> start of the line.
> C-u C-k kills the next 4 lines.

It's hard to count how many spaces there are, even harder with tabs.
What's easy is that do that in one line is enough for me.

>> On the hand, to delete characters until the first undisplayable 
>> character.
> Don't know how to do that.  Possibly you could use zap-to-char.
> Why on earth do you want to do that anyway?

Because if the previous deleting can be done, I think it is a good 
companion. :-)