this will only print the first "this is a test of the emergency broadcast system" and not the second one ..

No, it prints both. 

undef $/;# read in whole file, not just one line or paragraph
while ( <DATA> ) {
   while ( /AAAAAA(.*?)BBBBBB/sgm ) { 
   print "$1\n";
   }
}

__DATA__
hello world0
hello world1
hello world2
AAAAAA
this is a test of the
emergency broadcast system
BBBBBB
hello world0
hello world1
hello world2
AAAAAA
if this had been a real 
emergency more instructions 
would have followed
BBBBBB
hello world0
hello world1
hello world2

[download]
this is a test of the
emergency broadcast system


if this had been a real
emergency more instructions
would have followed

[download]

In reply to Re: matching several lines by ikegami
in thread matching several lines by control153

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