(PECL apc >= 3.1.4) Get a binary dump of the given files and user variables string apc_bin_dump ([ array $files = NULL [, array $user_vars = NULL ]] ) Returns a binary dump of the given files and user variables from the APC cache. A NULL for files or user_vars signals a dump of every entry, whereas array() will dump nothing. Parameters: files The files. Passing in NU

(PECL apc >= 3.0.13) Cache a new variable in the data store bool apc_add ( string $key, mixed $var [, int $ttl = 0 ] ) array apc_add ( array $values [, mixed $unused = NULL [, int $ttl = 0 ]] ) Caches a variable in the data store, only if it's not already stored. Note: Unlike many other mechanisms in PHP, variables stored using apc_add() will persist between requests (until the value is removed from the cache).

(PHP 5 >= 5.5.0, PHP 7) Serialize callback public void Generator::__wakeup ( void ) Throws an exception as generators can't be serialized. Returns: No value is returned.

(PHP 5 >= 5.5.0, PHP 7) Check if the iterator has been closed public bool Generator::valid ( void ) Returns: Returns FALSE if the iterator has been closed. Otherwise returns TRUE.

(PHP 5 >= 5.5.0, PHP 7) Throw an exception into the generator public mixed Generator::throw ( Exception $exception ) Throws an exception into the generator and resumes execution of the generator. The behavior will be the same as if the current yield expression was replaced with a throw $exception statement. If the generator is already closed when this method is invoked, the exception will be thrown in the caller's conte

(PHP 5 >= 5.5.0, PHP 7) Send a value to the generator public mixed Generator::send ( mixed $value ) Sends the given value to the generator as the result of the current yield expression and resumes execution of the generator. If the generator is not at a yield expression when this method is called, it will first be let to advance to the first yield expression before sending the value. As such it is not necessary to "prim

(PHP 5 >= 5.5.0, PHP 7) Rewind the iterator public void Generator::rewind ( void ) If iteration has already begun, this will throw an exception. Returns: No value is returned.

(PHP 5 >= 5.5.0, PHP 7) Resume execution of the generator public void Generator::next ( void ) Returns: No value is returned.

(PHP 5 >= 5.5.0, PHP 7) Get the yielded key public mixed Generator::key ( void ) Gets the key of the yielded value. Returns: Returns the yielded key. Examples: Generator::key() example <?php function Gen() {     yield 'key' => 'value'; } $gen = Gen(); echo "{$gen->key()} => {$gen->current()}"; The

(PHP 7) Get the return value of a generator public mixed Generator::getReturn ( void ) Returns: Returns the generator's return value once it has finished executing. Examples: Generator::getReturn() example <?php $gen = (function() {     yield 1;     yield 2;     return 3; })(); foreach ($gen as $val) {     echo $val,