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Annotation of 43BSD/usr.lib/learn/editor/L16.2a, revision 1.1.1.1

1.1       root        1: #print
                      2: So far you have always appended to an empty file,
                      3: so that there was no problem about where the appended lines
                      4: were placed in the file.  If the file you're appending to
                      5: already has lines in it, you can say where you want the
                      6: new material to be placed by giving a line address with 'a',
                      7: and you can check on this by printing the file.
                      8: Try the following sequence and note what happens to the new lines
                      9: that are added with the "3a" command:
                     10: 
                     11: ex rivers
                     12: 1,$p
                     13: 3a
                     14: merrimack
                     15: connecticut
                     16: hudson
                     17: .
                     18: 1,$p
                     19: wq
                     20: ready
                     21: #create Ref
                     22: penobscot
                     23: androscoggin
                     24: kennebec
                     25: merrimack
                     26: connecticut
                     27: hudson
                     28: delaware
                     29: susquehanna
                     30: #create rivers
                     31: penobscot
                     32: androscoggin
                     33: kennebec
                     34: delaware
                     35: susquehanna
                     36: #user
                     37: #cmp rivers Ref
                     38: #log
                     39: #next
                     40: 16.2c 5

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