iOS小demo之‘2018-04-03T13:53:30.0’时间格式

-(NSString *)changeFormatWithDateString:(NSString *)date{

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

    [dateFormatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ss.SSSZZZZ"];

    NSDate *currentDate = [dateFormatter dateFromString:date];

    [dateFormatter setDateFormat:@"yyyy-MM-dd hh:mm:ss"];

    NSString *dateStr=[dateFormatter stringFromDate:currentDate];

    return dateStr;

}