diffutils: Example ed

 
 2.5.1.1 Example 'ed' Script
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 Here is the output of 'diff -e lao tzu' (⇒Sample diff Input, for
 the complete contents of the two files):
 
      11a
      They both may be called deep and profound.
      Deeper and more profound,
      The door of all subtleties!
      .
      4c
      The named is the mother of all things.
 
      .
      1,2d