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當我將設備時間更改爲24小時格式時,NSDate變爲零。NSDate變爲零
NSString *stampStr = @"10/6/2017 8:57:44 AM";
NSDateFormatter *oldFormatter = [NSDateFormatter new];
[oldFormatter setDateFormat:@"MM/dd/yyyy hh:mm:ss a"];
NSTimeZone *tz = [NSTimeZone timeZoneForSecondsFromGMT:10800]; // GMT+3
[oldFormatter setTimeZone:tz];
NSDate *oldDate = [oldFormatter dateFromString:stampStr];
但它在iPhone設備中更改爲12小時格式時正常工作。
您需要設置區域設置POSIX.https的
locale
://developer.apple.com/library/content/qa/qa1480/_index.html – Sulthan謝謝(你的)信息 – user6788419