1 echo "cbaab" | tr abc zyx > logfile.gnu
2 echo "TESTING A B C" | tr [A-Z] [a-z] >> logfile.gnu
3 echo abc[] | tr a[b AXB >> logfile.gnu
5 echo "cbaab" | busybox tr abc zyx > logfile.bb
6 echo "TESTING A B C" | busybox tr [A-Z] [a-z] >> logfile.bb
7 echo abc[] | busybox tr a[b AXB >> logfile.bb
9 cmp logfile.gnu logfile.bb