#pragma mark - 将某个时间戳转化成 时间

- (NSString *)timeWithTimeIntervalString:(NSString *)timeString

{

// 格式化时间

NSDateFormatter* formatter = [[NSDateFormatter alloc] init];

formatter.timeZone = [NSTimeZone timeZoneWithName:@"shanghai"];

[formatter setDateStyle:NSDateFormatterMediumStyle];

[formatter setTimeStyle:NSDateFormatterShortStyle];

[formatter setDateFormat:@"yyyy-MM-dd"];

// 毫秒值转化为秒

NSDate* date = [NSDate dateWithTimeIntervalSince1970:[timeString doubleValue]/ 1000.0];

NSString* dateString = [formatter stringFromDate:date];

return dateString;

}