some cnippets, except stared snippets, how to count code lines in folder (project)

how-to-count-code-lines.txt

wc -l find . -iname "*.php"
find -name *.php | xargs cat | wc -l
http://cloc.sourceforge.net/

---
find . -regex '.+\.cc$' | xargs cat | wc
is the same as

find . -regex '.+\.cc$' | xargs wc
and

cat *.java | grep '[;{]' | wc -l
is the same as

grep '[;{]' *.java | wc -l
or even

grep -c '[;{]' *.java
One rarely needs to use cat.