[wp-trac] [WordPress Trac] #52537: is_single is_singular is not working

[WordPress Trac]

#52537: is_single is_singular is not working
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 Reporter:  BackuPs       |       Owner:  (none)
     Type:  defect (bug)  |      Status:  closed
 Priority:  normal        |   Milestone:
Component:  General       |     Version:
 Severity:  normal        |  Resolution:  invalid
 Keywords:                |     Focuses:
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Comment (by audrasjb):

 By the way, these conditional tags must be used inside the loop, and
 functions.php is called before the loop.

 Try `add_action( 'wp_head', function() { var_dump( is_single() ); } );`.

 ''However, please avoid to open Trac tickets for support questions ;)''

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Ticket URL: <https://core.trac.wordpress.org/ticket/52537#comment:2>
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