Special character $$

Hi,
on ksh
What does the following do?

grep -v "toolbox" $home_oracle/.profile >$home_oracle/.profile.$$

Thanks.

Hello big123456,

Reference URL is Internal Variables

Thanks,
R. Singh

Thanks.

I am surprised that after 293 posts in this forums you are NOT aware of THANKS system here. We thank here to all helpful posts by hitting THANKS button on left of each post, cheers and happy learning.

Thanks,
R. Singh

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