[wp-hackers] Question about do_action & its handling of arguments
gxxaxx at gmail.com
Wed Jul 27 16:41:58 UTC 2011
Can someone provide a little insight on why do_action is handling
arguments in the following fashion?
386 $args = array();
387 if ( is_array($arg) && 1 == count($arg) && isset($arg)
&& is_object($arg) ) // array(&$this)
388 $args =& $arg;
390 $args = $arg;
It looks to me like the fundamental nature of the argument I am
passing changes depending upon the count.
This means that when I use foreach in the action handling function
the nature of the iteration changes depending upon the count.
I would have expected the arguments to passed through the function in
a transparent fashion.
I'm curious what situation is being made easier by do_action's current
approach to handling arguments.
And, I'd like to know the best practices for handling the argment in
order to account for its change depending upon the count of the
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