8000 Documented the support of iterators in write() and writeln() by javiereguiluz · Pull Request #9776 · symfony/symfony-docs · GitHub
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Documented the support of iterators in write() and writeln() #9776

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Documented the support of iterators in write() and writeln() #9776

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92a468a
Documented the support of iterators in write() and writeln()
javiereguiluz May 15, 2018
6e2b88c
Added a link to PHP's iterator article
javiereguiluz May 21, 2018
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Documented the support of iterators in write() and writeln()
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javiereguiluz committed May 15, 2018
commit 92a468a4db8230ddc9df3af4c07b17d09ab608f6
8 changes: 8 additions & 0 deletions console.rst
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Expand Up @@ -101,6 +101,10 @@ messages to the console)::
'',
]);

// the value returned by someMethod() can be an iterator that
// generates and returns the messages with the 'yield' PHP keyword
$output->writeln($this->someMethod());
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Would it be an idea to mention the Iterator? http://php.net/manual/en/class.iterator.php Could hint towards yield support next to that, but yield is a more complex concept than just an iterator


// outputs a message followed by a "\n"
$output->writeln('Whoa!');

Expand All @@ -109,6 +113,10 @@ messages to the console)::
$output->write('create a user.');
}

.. versionadded:: 4.1
The support of PHP iterators in the ``write()`` and ``writeln()`` methods
was introduced in Symfony 4.1.

Now, try executing the command:

.. code-block:: terminal
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