## New functions
### [Closure](http://php.net/manual/en/class.closure.php)
* [Closure::call()](http://php.net/manual/en/closure.call.php)
### [CSPRNG](http://php.net/manual/en/book.csprng.php)
* [random_bytes()](http://php.net/manual/en/function.random-bytes.php)
* [random_int()](http://php.net/manual/en/function.random-int.php)
### [Error Handling and Logging](http://php.net/manual/en/book.errorfunc.php)
* [error_clear_last()](http://php.net/manual/en/function.error-clear-last.php)
### [GNU Multiple Precision](http://php.net/manual/en/book.gmp.php)
* [gmp_random_seed()](http://php.net/manual/en/function.gmp-random-seed.php)
### [Math](http://php.net/manual/en/book.math.php)
* [intdiv()](http://php.net/manual/en/function.intdiv.php)
### [PCRE](http://php.net/manual/en/book.pcre.php)
* [preg_replace_callback_array()](http://php.net/manual/en/function.preg-replace-callback-array.php)
### [POSIX](http://php.net/manual/en/book.posix.php)
* posix_setrlimit()
### [Reflection](http://php.net/manual/en/book.reflection.php)
* [ReflectionParameter::getType()](http://php.net/manual/en/reflectionparameter.gettype.php)
* [ReflectionFunctionAbstract::getReturnType()](http://php.net/manual/en/reflectionfunctionabstract.getreturntype.php)
### [Zip](http://php.net/manual/en/book.zip.php)
* [ZipArchive::setCompressionIndex()](http://php.net/manual/en/ziparchive.setcompressionindex.php)
* [ZipArchive::setCompressionName()](http://php.net/manual/en/ziparchive.setcompressionname.php)
### [Zlib Compression](http://php.net/manual/en/book.zlib.php)
* inflate_add()
* deflate_add()
* inflate_init()
* deflate_init()
