(PHP >= 5.4.0) Returns whether this is a trait

(PHP 5, PHP 7) Gets constants public array R

(PHP 5, PHP 7) Gets static variables public array

(PECL quickhash >= Unknown) This method deletes an entry from the set

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Check for any printable character(s) except space

(PHP 5, PHP 7) Checks if method is abstract public

(PHP 5 >= 5.3.2, PHP 7) Set method accessibility

(PHP 5 >= 5.3.0, PHP 7) Set property accessibility

(PHP 4, PHP 5, PHP 7) Register a function for execution on shutdown

(PHP 4, PHP 5, PHP 7) Gets the class methods' names