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Basic I/O #2

by pedagogues
on Nov 17, 1999 at 03:06 UTC ( #996=perlsolution: print w/ replies, xml ) Need Help??
   1: 
   2: # Read lines until a line consisting only of "." is seen.
   3: # Then print the lines back out in the opposite order.
   4: 
   5: my @lines;
   6: 
   7: while ( $line = <> and $line ne ".\n" )
   8: {
   9:     push @lines, $line;
  10: }
  11: 
  12: foreach ( reverse @lines ) # only reverses the list used by foreach; does not modify the array
  13: {
  14:     print;
  15: }

go back to Basic I/O Exercises



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