[unix-history] / bin / box

repeat 5 echo "*" $* "*">/tmp/bx$$
/bin/ed - /tmp/bx$$ 
1s/./*/g
2s/[^\*]/ /g
4s/[^\*]/ /g
5s/./*/g
0a

.
1,$p
w /dev/null
q
rm -f /tmp/bx$$ >* /dev/null
Commit	Line	Data
4a9bdf3d BJ	1	repeat 5 echo "" $ "*">/tmp/bx$$
	2	/bin/ed - /tmp/bx$$
	3	1s/./*/g
	4	2s/[^\*]/ /g
	5	4s/[^\*]/ /g
	6	5s/./*/g
	7	0a
	8
	9	.
	10	1,$p
	11	w /dev/null
	12	q
	13	rm -f /tmp/bx$$ >* /dev/null