Print last matching line?

Question

Using awk, I would like to print the last matching line of a file. I would like only the matching line itself, not any range of lines. I can use a command like

Answer 1

You can assign values to variables and print them at the end of processing both the lines and their number.

File:

$ cat file
foo1
foo2
foo3
4
5

Command:

$ awk '/foo/ {a=$0;n=NR} END{print n, a}' file
3 foo3