note 102656 added to functions.anonymous
| From: | floydian at phphorizons dot com | Date: | Sun, 27 Feb 2011 03:35:16 +0000 |
| Subject: | note 102656 added to functions.anonymous | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-177363@lists.php.net to get a copy of this message | ||
In regards to: Anonymous 03-Aug-2009 09:50
That test can fail. See code below:
<?php
class anon_test {
public function __invoke($args) {
}
}
$anon_test = new anon_test();
var_dump(is_callable($anon_test) && is_object($anon_test)); // bool(true)
var_dump($anon_test instanceof Closure); // bool(false)
?>
It seems that the only way to truly know if a variable contains an anonymous function is to use the
"implementation detail" that we are warned not to rely on.
Cheers
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Manual Page -- http://www.php.net/manual/en/functions.anonymous.php
Edit -- https://master.php.net/note/edit/102656
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Del: in docs -- https://master.php.net/note/delete/102656/in+docs
Del: other reasons-- https://master.php.net/note/delete/102656
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