#! perl -slw
use strict;
use Inline::Files;

select OUTPUT;

while( <DATA> ) {
	s[
		( 
			(?: < [^>]+ > )
		|
			(?: ( ["'] ) (?: (?!\2). ){1,17} \2 ) #"'
		|
			(?: [^<"'6]{9,18} (?!;) (?=\b\W) ) #"'
		|
			[^<'"]{18} #"'
		)  \s?
	][$1 \n]xg;
	print;
}



__DATA__
a line with "some quoted text" less than 18 chars in length and 'some "quoted text" more that 18 chars'
a line with 'some quoted text' less than 18 chars in length and "some 'quoted text' more that 18 chars"
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
http://news.bbc.co.uk/1/shared/spl/hi/pop_ups/05/business_detroit_motor_show/html/1.stm/1.stm
this is the <a href="http://news.bbc.co.uk/1/shared/spl/hi/pop_ups/05/business_detroit_motor_show/html/1.stm/1.stm">link</a> I was referring to
for( 1 .. 20 ){ $bar = $bop[ 1 ]; print "$bar/$baz,$foo[$baz]" }
for(1..20){$bar=$bop[1];print"$bar/$baz,$foo[$baz]"}
for(1..20)%7B%24bar%3D%24bop%5B1%5D%3Bprint%22%24bar%2F%20%24baz%2C%24foo%5B%24baz%5D%22%7D
for(1..20){$bar=$bop[1];print&quot;$bar/$baz,$foo[$baz]&quot;}
__OUTPUT__
a line with 
"some quoted text" 
less than 18 chars 
in length and 
'some "quoted text" 
more that 18 chars 
'
a line with 
'some quoted text' 
less than 18 chars 
in length and 
"some 'quoted text' 
more that 18 chars 
"
xxxxxxxxxxxxxxxxxx 
xxxxxxxxxxxxxxxxxx 
xxxxxxxxxxxxxxxxxx 
xxxxxxxxxxxxxxxxxx 
xxxxxxxxxxxxxxxxxx 
xxx
http://news.bbc.co 
.uk/1/shared/spl 
/hi/pop_ups/05 
/business_detroit_ 
motor_show/html/1 
.stm/1.stm 
this is the 
<a href="http://news.bbc.co.uk/1/shared/spl/hi/pop_ups/05/business_detroit_motor_show/html/1.stm/1.stm"> 
link</a> 
I was referring to 
for( 1 .. 20 
){ $bar = $bop[ 1 
]; print "$bar/$baz,$foo 
[$baz]" }
for(1..20){$bar 
=$bop[1];print 
"$bar/$baz,$foo 
[$baz]"}
for(1..20)%7B 
%24bar%3D%24bop 
%5B1%5D%3Bprint%22 
%24bar%2F%20%24baz 
%2C%24foo%5B%24baz 
%5D%22%7D 
for(1..20){$bar 
=$bop[1];print 
&quot;$bar/$baz 
,$foo[$baz 
]&quot;}