[ uosiu@zspswidwin ] ~ $ ./skrypcior.sh ./skrypcior.sh: line 2: =ps aux |grep ekg |wc -l: command not found ./skrypcior.sh: line 3: =7: command not found test [ uosiu@zspswidwin ] ~ $ cat skrypcior.sh #! /bin/sh $ILE ="ps aux |grep ekg |wc -l" $POWINNO="7" if [ $ILE = $POWINNO ]; then echo "test" else echo "lol" fi