<?php$array = ini_get_all ( "pcre""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] falsefalsetrue ✓? // [bool $details = true]);?>
$array = [ 'pcre.backtrack_limit' => '1000000', 'pcre.jit' => '1', 'pcre.recursion_limit' => '100000',]
[ 'pcre.backtrack_limit' => '1000000', 'pcre.jit' => '1', 'pcre.recursion_limit' => '100000',]
#1
ini_get_all
("pcre")
#2
("pcre", false)
#3
(null, false)