[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:
                                                 |  SergeyBiryukov
     Type:  enhancement                          |      Status:  closed
 Priority:  normal                               |   Milestone:  4.9.6
Component:  General                              |     Version:
 Severity:  normal                               |  Resolution:  fixed
 Keywords:  php73 has-patch has-unit-tests has-  |     Focuses:
  dev-note                                       |
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Changes (by desrosj):

 * keywords:  php73 has-patch has-unit-tests needs-dev-note commit => php73
     has-patch has-unit-tests has-dev-note


Comment:

 Dev note: https://make.wordpress.org/core/2018/05/17/new-php-polyfills-
 in-4-9-6/.

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Ticket URL: <https://core.trac.wordpress.org/ticket/43583#comment:39>
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