How to realize Union and intersection in shell

This article mainly introduces how to achieve shell union and intersection, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

Union and intersection

Comm can be used to find union, intersection, and subtraction. Suppose there are two files an and b, and their contents are as follows:

$cat a135 $cat b34567 $comm a b1 34567$ comm-1-2 a b # intersection 35$ comm a b | sed's /\ t shell G'# merge 1234567$ comm-1-3 a b | sed's /\ t shell b-a467 Thank you for reading this article carefully. I hope the article "how to merge and intersect shell" shared by the editor will be helpful to you, and I hope you will support it. Pay attention to the industry information channel, more related knowledge is waiting for you to learn!