find . -type f | wc -l will recursively list all the files (-type f restricts to only files) in the current directory (replace . with your path). The output of this is piped into wc -l which will count the number of lines.
find . -type f | wc -l will recursively list all the files (-type f restricts to only files) in the current directory (replace . with your path). The output of this is piped into wc -l which will count the number of lines.