ios - Extends Edges in iOS7 using XIB -

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in ios 7 when use storyboard, view controller can remove top , bottom bar using extends edges in xib file unable find extends edges when search this, got 

if ([self respondstoselector:@selector(edgesforextendedlayout)])         self.edgesforextendedlayout = uirectedgenone;

its working fine in ios7 simulator still have problem in ios6 simulator…

also interface builder - view “ios6 6.1 , earlier” , ios 6/7 deltas y 15 still can’t it.

refer images

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just push viewcontroller (xib file) using navigation controller… can 1 me whats wrong in it, how may fix this


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