[wp-trac] [WordPress Trac] #41480: filter_var() is not working below php 5.2 version

[WordPress Trac]

#41480: filter_var() is not working below php 5.2 version
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 Reporter:  umangvaghela123     |       Owner:
     Type:  defect (bug)        |      Status:  new
 Priority:  normal              |   Milestone:  Awaiting Review
Component:  External Libraries  |     Version:
 Severity:  normal              |  Resolution:
 Keywords:  close               |     Focuses:
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Comment (by umangvaghela123):

 @SergeyBiryukov

 If we include the class-phpmailer.php in wordpress environment so it is
 fine we use own default wordpress function.

 issue #40353

 @swissspidy comment for this bug.

 As mentioned earlier in the ticket, filter_var() can't be used because it
 could be turned off in PHP 5.2.

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Ticket URL: <https://core.trac.wordpress.org/ticket/41480#comment:3>
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