<?php$string = phpversion ( "bcmath""bz2""calendar""cgi-fcgi""Core""ctype""curl""date""dba""dom""exif""fileinfo""filter""ftp""gd""gettext""gmp""hash""iconv""imagick""imap""intl""ionCube Loader""json""libxml""mbstring""mcrypt""memcached""mongodb""mysqli""mysqlnd""openssl""pcre""PDO""pdo_mysql""pdo_pgsql""pdo_sqlite""pgsql""Phar""posix""pspell""redis""Reflection""session""SimpleXML""soap""sockets""SPL""sqlite3""standard""sysvmsg""sysvsem""sysvshm""tokenizer""wddx""xml""xmlreader""xmlrpc""xmlwriter""xsl""Zend OPcache""zip""zlib" ✓? // [string $extension]);?>
$string = '7.1.33'
'7.1.33'
#1
phpversion
()
#2
("tidy")