[wp-trac] [WordPress Trac] #43583: Introduce new PHP cross-version compat function `is_countable()`

[WordPress Trac]

#43583: Introduce new PHP cross-version compat function `is_countable()`
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 Reporter:  jrf               |       Owner:
     Type:  enhancement       |      Status:  new
 Priority:  normal            |   Milestone:  4.9.6
Component:  General           |     Version:
 Severity:  normal            |  Resolution:
 Keywords:  needs-unit-tests  |     Focuses:
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Changes (by ayeshrajans):

 * keywords:  needs-patch needs-unit-tests => needs-unit-tests


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Ticket URL: <https://core.trac.wordpress.org/ticket/43583#comment:4>
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