Select Code to Download

"(?=hello)" matches "hello"
".*"        matches "hello Ga"
"[^G]"      matches "g"
"[^a]"      matches "s"
".*"        matches nothing

( "hello Gags" =~ /^(?=hello)(?!.*Ga/ )&& print ("Matched") || print (
+"Unmatched")

use strict;
( "hello Gags" =~ /^(?=hello)(.*)([^G][^a])(.*)$/ ) ?  matches() : pri
+nt ("Unmatched");
...
$1 = 'hello Ga'
$2 = 'gs'