[wp-trac] [WordPress Trac] #44191: is_email() function accepts non RFC822

[WordPress Trac]

#44191: is_email() function accepts non RFC822
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 Reporter:  vonsch        |       Owner:  (none)
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  Awaiting Review
Component:  General       |     Version:  4.7
 Severity:  normal        |  Resolution:
 Keywords:                |     Focuses:
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Comment (by swissspidy):

 IIRC Gmail doesn't care about dots, so email addresses like
 `foo.bar. at gmail.com` are valid. If someone uses that on a site, I would
 expect it to work.

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Ticket URL: <https://core.trac.wordpress.org/ticket/44191#comment:1>
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