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2015.04.07 16:27
[ios] GMT Date와 Local Date 변환하기
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# Local Date -> GMT Date
NSDate *localDate = <<your local date>>; NSTimeInterval timeZoneOffset = [[NSTimeZone systemTimeZone] secondsFromGMTForDate:localDate]; // NOTE the "-" sign! NSDate *gmtDate = [localDate dateByAddingTimeInterval:-timeZoneOffset];
# GMT Date -> Local Date
NSDate *gmtDate = <<your gmt date>> NSTimeInterval timeZoneOffset = [[NSTimeZone systemTimeZone] secondsFromGMTForDate:gmtDate]; NSDate *localDate = [gmtDate dateByAddingTimeInterval:timeZoneOffset];
[출처] http://stackoverflow.com/questions/1862905/nsdate-convert-date-to-gmt
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