时间转换成模板字符串

//⚠️时间转换成模板字符串

+ (NSString *)ConvertStrToTime:(NSString *)timeStr {

    long long time=[timeStr longLongValue];

    NSDate *d = [[NSDate alloc]initWithTimeIntervalSince1970:time/1000.0];

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

    [formatter setDateFormat:@"yy-MM-dd HH:mm"];

    NSString*timeString=[formatter stringFromDate:d];

    return timeString;

}

+(NSString*)timeIntervalToStr:(long)timeInterval

{

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

    [formatter setLocale:[NSLocale currentLocale]];

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

    NSDate* confromTimesp = [NSDate dateWithTimeIntervalSince1970:timeInterval];

    NSString* timeStr=[formatter stringFromDate:confromTimesp];

    return timeStr;

}

//秒数转换成时间格式

- (NSString*)convertTimeToStr:(unsigned int)currentTime

{

    

    int hourF = currentTime / 3600;

    int minuteF = (currentTime / 60) % 60;

    int secondF = currentTime % 60;

    

    return [NSString stringWithFormat:@"%02d:%02d:%02d",hourF,minuteF,secondF];

}

原文地址:https://www.cnblogs.com/Panthera-leo/p/6343335.html