Official iphone sdk how to get Caller ID

Official iphone sdk how to get Caller ID
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You can look at the development of the document should have it
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Require the exact answer, do not take it for granted on the official iphone sdk.
Can not get IMEI, can not get the local phone number ...
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The phone number can be obtained if the user sets:
[[NSUserDefaults standardUserDefaults] valueForKey: @ "SBFormattedPhoneNumber"];
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cited landlord makegame reply:

iphone sdk how to get the official call number

valueForKey
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Can not expect each user to set the phone number now!