(PHP 5 >= 5.0.0, PHP 7) Return the current element

(PHP 5 >= 5.4.0, PHP 7) Duplicates a closure with a specific bound object and class scope

(PHP 7) Binds and calls the closure public mixed

(PHP 5 >= 5.0.0, PHP 7) Checks if current position is valid

(PHP 5 >= 5.4.0, PHP 7) Duplicates the closure with a new bound object and class scope

(PHP 5 >= 5.5.0, PHP 7) Send a value to the generator

(PHP 5 >= 5.5.0, PHP 7) Get the yielded value

(PHP 5 >= 5.0.0, PHP 7) Assign a value to the specified offset

(PHP 5 >= 5.0.0, PHP 7) Move forward to next element

(PHP 7) Get the return value of a generator public