Re: How to substitute in a string for the first n matches?

[arnold]

This is the right idea. For production use it should be
wrapped in a nice function.

Arnold

david kerns <david.t.kerns@gmail.com> wrote:

> don't hate me!
>
> awk -v n=4 'BEGIN{x="rrrrrrrrrr";for(i=0;i<n;i++){sub("r","x",x)}print x}'
>
> On Fri, Mar 26, 2021 at 1:57 PM Peng Yu <pengyu.ut@gmail.com> wrote:
>
> > Hi,
> >
> > man gawk says.
> >
> > """
> > gensub(r, s, h [, t])
> >
> > h is a number indicating which match of r to replace.
> > """
> >
> > Is there a way to perform string substitution for the first n matches in
> > awk?
> >
> > --
> > Regards,
> > Peng
> >
> >