How to check if find command didn't find anything?

Question

I know that is possible to use for loop with find command like that

for i in `find $something`; do (...) done

but I want to use find comma

Answer 1

Count the number of lines output and store it in a variable, then test it:

lines=$(find ... | wc -l)
if [ $lines -eq 0 ]; then
...
fi