THESE 2 VAR_DUMP SHOULD RESULT IN SIMILAR ARRAYS! SO WHY IS NOT THE CASE?

var_dump(filter_input_array(INPUT_SERVER)) ...
array(1) { ["PHP_SELF"]=> string(10) "/index.php" }

var_dump($_SERVER) ...

array(71) { ["REDIRECT_UNIQUE_ID"]=> string(24) "VyPudgoucEEAAAXZESwAAAAb" ["REDIRECT_SCRIPT_URL"]=> string(1) "/" ["REDIRECT_SCRIPT_URI"]=> string(24) "http://oneclickview.com/" ["REDIRECT_DOCUMENT_ROOT"]=> string(47) "/kunden/homepages/42/d121900746/htdocs/mymix/cc" ["REDIRECT_UI_SUEXEC_DEFAULT_CHROOT_ID"]=> string(1) "2" ["REDIRECT_UI_SUEXEC_FSTATD_UNIXSOCKET"]=> string(32) "/var/run/ui-fstatd.suexec.socket" ["REDIRECT_DBENTRY_HOST"]=> string(16) "oneclickview.com" ["REDIRECT_DBENTRY_VALUE"]=> string(145) "/kunden/homepages/42/d121900746/htdocs/mymix/cc:d0000#CPU 20 #MEM 61440 #CGI 786690 #NPROC 10 #TAID 37827324 #LANG 3 #PARKING 1 #STAT 1 #CHROOT 6" ["REDIRECT_DBENTRY_DOCROOT"]=> string(47) "/kunden/homepages/42/d121900746/htdocs/mymix/cc" ["REDIRECT_DBENTRY_HASH"]=> string(5) "d0000" ["REDIRECT_DBENTRY__CPU"]=> string(2) "20" ["REDIRECT_DBENTRY__MEM"]=> string(5) "61440" ["REDIRECT_DBENTRY__CGI"]=> string(6) "786690" ["REDIRECT_DBENTRY__NPROC"]=> string(2) "10" ["REDIRECT_DBENTRY__TAID"]=> string(8) "37827324" ["REDIRECT_DBENTRY__LANG"]=> string(1) "3" ["REDIRECT_DBENTRY__PARKING"]=> string(1) "1" ["REDIRECT_DBENTRY__STAT"]=> string(1) "1" ["REDIRECT_DBENTRY__CHROOT"]=> string(1) "6" ["REDIRECT_DBENTRY"]=> string(145) "/kunden/homepages/42/d121900746/htdocs/mymix/cc:d0000#CPU 20 #MEM 61440 #CGI 786690 #NPROC 10 #TAID 37827324 #LANG 3 #PARKING 1 #STAT 1 #CHROOT 6" ["REDIRECT_HANDLER"]=> string(13) "x-mapp-php5.4" ["REDIRECT_STATUS"]=> string(3) "200" ["UNIQUE_ID"]=> string(24) "VyPudgoucEEAAAXZESwAAAAb" ["SCRIPT_URL"]=> string(1) "/" ["SCRIPT_URI"]=> string(24) "http://oneclickview.com/" ["UI_SUEXEC_DEFAULT_CHROOT_ID"]=> string(1) "2" ["DBENTRY_HOST"]=> string(16) "oneclickview.com" ["DBENTRY_VALUE"]=> string(145) "/kunden/homepages/42/d121900746/htdocs/mymix/cc:d0000#CPU 20 #MEM 61440 #CGI 786690 #NPROC 10 #TAID 37827324 #LANG 3 #PARKING 1 #STAT 1 #CHROOT 6" ["DBENTRY_DOCROOT"]=> string(47) "/kunden/homepages/42/d121900746/htdocs/mymix/cc" ["DBENTRY_HASH"]=> string(5) "d0000" ["DBENTRY__CPU"]=> string(2) "20" ["DBENTRY__MEM"]=> string(5) "61440" ["DBENTRY__CGI"]=> string(6) "786690" ["DBENTRY__NPROC"]=> string(2) "10" ["DBENTRY__TAID"]=> string(8) "37827324" ["DBENTRY__LANG"]=> string(1) "3" ["DBENTRY__PARKING"]=> string(1) "1" ["DBENTRY__STAT"]=> string(1) "1" ["DBENTRY__CHROOT"]=> string(1) "6" ["DBENTRY"]=> string(145) "/kunden/homepages/42/d121900746/htdocs/mymix/cc:d0000#CPU 20 #MEM 61440 #CGI 786690 #NPROC 10 #TAID 37827324 #LANG 3 #PARKING 1 #STAT 1 #CHROOT 6" ["HTTP_HOST"]=> string(16) "oneclickview.com" ["HTTP_ACCEPT_ENCODING"]=> string(21) "x-gzip, gzip, deflate" ["HTTP_USER_AGENT"]=> string(39) "CCBot/2.0 (http://commoncrawl.org/faq/)" ["HTTP_ACCEPT_LANGUAGE"]=> string(28) "en-us,en-gb,en;q=0.7,*;q=0.3" ["HTTP_ACCEPT"]=> string(63) "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8" ["PATH"]=> string(13) "/bin:/usr/bin" ["SERVER_SIGNATURE"]=> string(0) "" ["SERVER_SOFTWARE"]=> string(6) "Apache" ["SERVER_NAME"]=> string(16) "oneclickview.com" ["SERVER_ADDR"]=> string(12) "74.208.16.41" ["SERVER_PORT"]=> string(2) "80" ["REMOTE_ADDR"]=> string(13) "54.147.28.255" ["DOCUMENT_ROOT"]=> string(47) "/kunden/homepages/42/d121900746/htdocs/mymix/cc" ["SERVER_ADMIN"]=> string(26) "webmaster@oneclickview.com" ["SCRIPT_FILENAME"]=> string(57) "/kunden/homepages/42/d121900746/htdocs/mymix/cc/index.php" ["REMOTE_PORT"]=> string(5) "25697" ["REDIRECT_URL"]=> string(10) "/index.php" ["GATEWAY_INTERFACE"]=> string(7) "CGI/1.1" ["SERVER_PROTOCOL"]=> string(8) "HTTP/1.1" ["REQUEST_METHOD"]=> string(3) "GET" ["QUERY_STRING"]=> string(0) "" ["REQUEST_URI"]=> string(1) "/" ["SCRIPT_NAME"]=> string(10) "/index.php" ["STATUS"]=> string(3) "200" ["ORIG_PATH_INFO"]=> string(10) "/index.php" ["ORIG_PATH_TRANSLATED"]=> string(57) "/kunden/homepages/42/d121900746/htdocs/mymix/cc/index.php" ["PHP_SELF"]=> string(10) "/index.php" ["REQUEST_TIME_FLOAT"]=> float(1461972598.9394) ["REQUEST_TIME"]=> int(1461972598) ["argv"]=> array(0) { } ["argc"]=> int(0) }