1 Match = foo@acme.com,foo,acme,com
   2 RegExp.lastMatch = foo@acme.com
   3 RegExp.$1 = foo
   4 RegExp.$2 = acme
   5 RegExp.$3 = com
   6 RegExp.lastParen = com
   7 RegExp.input = Please send mail to foo@acme.com and bar@gov.in ASAP!
   8 Match = bar@gov.in,bar,gov,in
   9 RegExp.lastMatch = bar@gov.in
  10 RegExp.$1 = bar
  11 RegExp.$2 = gov
  12 RegExp.$3 = in
  13 RegExp.lastParen = in
  14 RegExp.input = Please send mail to foo@acme.com and bar@gov.in ASAP!