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Search and replace with perl

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Replace all the occurrences of a string with a replacement in the supplied files.

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  1. perl -pi -w -e 's/search/replace/g;' files
  2.  
  3.     -e means execute the following line of code.
  4.     -i means edit in-place
  5.     -w write warnings
  6.     -p loop
  7.  
  8. eg.
  9.  
  10. perl -pi -w -e 's/today/tomorrow/g;' dates*.txt

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