(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get last error code on the object

(PHP 7) Check if code point is a "blank" or "horizontal space" character

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the available canonical converter names

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Create a timezone object for the given ID

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get symbolic name for a given error code

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get string representation of the callback reason

(PHP 7) Check if code point is a space character according to Java

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the largest local minimum value for a field

(PHP 7) Check if code point is permissible in an identifier

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the global minimum value for a field