[wp-trac] [WordPress Trac] #31951: WP_Press_This::_limit_string() needs to check if mb_strlen() is available

[WordPress Trac]

#31951: WP_Press_This::_limit_string() needs to check if mb_strlen() is available
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 Reporter:  ocean90       |       Owner:
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  4.2
Component:  Press This    |     Version:  trunk
 Severity:  normal        |  Resolution:
 Keywords:  needs-patch   |     Focuses:
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Comment (by SergeyBiryukov):

 If we need a compat function, [attachment:31951.patch] (from #29573) is
 similar to our current `mb_substr()` compat implementation.

 Otherwise, just need a `function_exists()` check.

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Ticket URL: <https://core.trac.wordpress.org/ticket/31951#comment:2>
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