简单时间戳转换
- (NSString *)timeFromTimeStep:(NSString *)timesStamp
{
// 格式化时间
NSDateFormatter* formatter = [[NSDateFormatter alloc] init];
formatter.timeZone = [NSTimeZone timeZoneWithName:@"shanghai"];
[formatter setDateStyle:NSDateFormatterMediumStyle];
[formatter setTimeStyle:NSDateFormatterShortStyle];
[formatter setDateFormat:@"MM-dd HH:mm"];
// 毫秒值转化为秒/1000,本身为秒则不除1000
NSDate * date = [NSDate dateWithTimeIntervalSince1970:[timesStamp doubleValue]];
NSString *dateString = [formatter stringFromDate:date];
return dateString;
}
时间戳转换为近距离时间状态
+ (NSString *)timeTextWithTimesStamp:(double)timesStamp
{
NSTimeInterval now = [[NSDate date]timeIntervalSince1970];
double distanceTime = now - timesStamp;
NSString * distanceStr;
NSDate * beDate = [NSDate dateWithTimeIntervalSince1970:timesStamp];
NSDateFormatter * df = [[NSDateFormatter alloc]init];
[df setDateFormat:@"HH:mm"];
NSString * timeStr = [df stringFromDate:beDate];
[df setDateFormat:@"dd"];
NSString * nowDay = [df stringFromDate:[NSDate date]];
NSString * lastDay = [df stringFromDate:beDate];
if (distanceTime < 60)
{//小于一分钟
distanceStr = @"刚刚";
}
else if (distanceTime <60*60)
{//时间小于一个小时
distanceStr = [NSString stringWithFormat:@"%ld分钟前",(long)distanceTime/60];
}
else if(distanceTime <24*60*60 && [nowDay integerValue] == [lastDay integerValue])
{//时间小于一天
distanceStr = [NSString stringWithFormat:@"%ld小时前",(long)distanceTime/60/60];
}
else if(distanceTime<24*60*60*2 && [nowDay integerValue] != [lastDay integerValue])
{
if ([nowDay integerValue] - [lastDay integerValue] ==1 || ([lastDay integerValue] - [nowDay integerValue] > 10 && [nowDay integerValue] == 1))
{
distanceStr = [NSString stringWithFormat:@"昨天 %@",timeStr];
}
else
{
[df setDateFormat:@"MM-dd HH:mm"];
distanceStr = [df stringFromDate:beDate];
}
}
else if(distanceTime <24*60*60*365)
{
[df setDateFormat:@"MM-dd HH:mm"];
distanceStr = [df stringFromDate:beDate];
}
else
{
[df setDateFormat:@"yyyy-MM-dd HH:mm"];
distanceStr = [df stringFromDate:beDate];
}
return distanceStr;
}
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