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What special characters must be escaped in regular expressions?

code_junkie
Nov 13th, 2011
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  1. .^$*+?()[{
  2.  
  3. ^-]
  4.  
  5. .^$*+?()[{
  6.  
  7. []^-]
  8.  
  9. .^$*
  10.  
  11. sed -e 's/foo(bar/something_else/'
  12.  
  13. sed -e 's/foo[(]bar/something_else/'
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