awk:delete_consecutive_duplicate_lines

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AWK - Delete consecutive duplicate lines

awk 'a != $0; { a = $0 }' contents.txt

Example

contents.txt
aaaaa
  bbbbb
ccccc
ccccc
  ddddd
ddddd
    eeeee

returns:

aaaaa
  bbbbb
ccccc
  ddddd
ddddd
    eeeee
awk/delete_consecutive_duplicate_lines.1609949869.txt.gz · Last modified: 2021/01/06 16:17 by peter

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