env | grep "_="
env | grep "_="
env | grep "SHLVL"
echo oui | cat -e
echo oui | echo non | echo something | grep oui
echo oui | echo non | echo something | grep non
echo oui | echo non | echo something | grep something
cd .. | echo "something"
cd .. | echo "something"
cd / | echo "something"
cd .. | pwd
ifconfig | grep ":"
ifconfig | grep nothing
whoami | grep $USER
whoami | grep $USER > tmp/file
whoami | cat -e | cat -e > tmp/file
cat Makefile | grep "FLAGS"
cat Makefile | cat -e | cat -e
cat Makefile | grep "FLAGS" | grep "FLAGS" | cat -e
export TEST=123 | cat -e | cat -e
unset TEST | cat -e
echo test | cat -e | cat -e | cat -e
whereis ls | cat -e | cat -e > test
echo test | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e
ls -la | grep "."
whereis grep > tmp/file
whereis grep > tmp/file
ls -la > tmp/file
ls -la > tmp/file
unset
export TEST=100



exit