[wp-trac] [WordPress Trac] #17884: Remove redundant checks in settings API functions

[WordPress Trac]

#17884: Remove redundant checks in settings API functions
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 Reporter:  scribu          |      Owner:
     Type:  enhancement     |     Status:  new
 Priority:  normal          |  Milestone:  Awaiting Review
Component:  Administration  |    Version:
 Severity:  normal          |   Keywords:  has-patch
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 There are several isset() checks in some settings fields functions that
 are meant to prevent notices, but they're simply unnecessary.

 PHP doesn't emit notices in those cases.

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Ticket URL: <http://core.trac.wordpress.org/ticket/17884>
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