[wp-trac] [WordPress Trac] #3116: array_merge in do_action is heinous

[WordPress Trac]

#3116: array_merge in do_action is heinous
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 Reporter:  mdawaffe               |       Owner:  mdawaffe
     Type:  defect (bug)           |      Status:  closed
 Priority:  normal                 |   Milestone:  2.1
Component:  Administration         |     Version:  2.1
 Severity:  normal                 |  Resolution:  fixed
 Keywords:  has-patch 2nd-opinion  |     Focuses:
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Comment (by johnsonkue86do):

 Would it be beneficial to replace the use of `array_merge` with a loop
 when calling `do_action` in WordPress, potentially simplifying the code
 and improving performance?

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Ticket URL: <https://core.trac.wordpress.org/ticket/3116#comment:3>
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