Open terminal
cd to the directory where the project is located
Include blank lines and comments
find . -name "*.m" -or -name "*.h" -or -name "*.xib" -or -name "*.c" |xargs wc -l Press Enter, to execute this instruction is to get the number of lines of code in each file, and count the total number of lines of code at the end.
No blank lines, comments
find . -name "*.m" -or -name "*.h" -or -name "*.xib" -or -name "*.c" |xargs grep -v "^$"|wc -l