perl-pie.md

   1 ---
   2 title: Perl-pie
   3 category: Development
   4 ---
   5
   6 ### Search and replace
   7
   8 ```sh
   9 perl -p -i -e 's/hello/hola/g' *.txt
  10 ```
  11
  12 ### Back-referencing
  13
  14 Use `\1` et al.
  15
  16 ```sh
  17 # '@include align-items(center);' => 'align-items: center;'
  18 perl -p -i -e "s/\@include (align-items)\((.*)\);/\1: \2;/g"
  19 ```