Re: Controlling the display of a syntax highlighting group

On Monday, August 28, 2017 at 8:52:16 PM UTC-5, cjsmall wrote:
> To find non-ascii characters in a file, I have defined the following:
>
>
>     syntax match nonascii "[^\x00-\x7F]"
>     highlight nonascii ctermbg=13
>
>
>
> I can disable this with the command:
>
>
>     syntax off
>
>
> I would like to create a command that toggles this highlight group on/off and
> hopefully do so without affecting the current state of the remainder of the
> syntax highlight groups. 

I suggest using the matchadd()/matchdelete() functions for this purpose, unless there is a specific reason you need to use syntax matching. Those are more "temporary" and easy to toggle.

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