l50.2c

<B>Digital的Unix操作系统VAX 4.2源码</B>

#print
Edit file "junk" and print the first line
that contains either "color" or "Color".
Then leave the editor and type "ready".
#create junk
this file contains
a few random lines
much noise
bright Colors
other stuff
colored paper
and color by Technicolor
#create x2
:bright Colors
#copyout
#user
#uncopyout
grep olor .ocopy >x1
tail -1 x1 >x3
#cmp x3 x2
#log
#next
50.2d 5
50.1c 10