int sec = diff;//INFO: time in seconds
int a_sec = 1;
int a_min = a_sec * 60;
int an_hour = a_min * 60;
int a_day = an_hour * 24;
int a_month = a_day * 30;
int a_year = a_day * 365;
NSString *text = @"";
if (sec >= a_year)
{
int years = floor(sec/a_year);
text = [NSString stringWithFormat:@"%d year%@ ", years, years > 0 ? @"s" : @""];
sec = sec - (years * a_year);
}
if (sec >= a_month)
{
int months = floor(sec/a_month);
text = [NSString stringWithFormat:@"%@%d month%@ ", text, months, months > 0 ? @"s" : @""];
sec = sec - (months * a_month);
}
if (sec >= a_day)
{
int days = floor(sec/a_day);
text = [NSString stringWithFormat:@"%@%d day%@ ", text, days, days > 0 ? @"s" : @""];
sec = sec - (days * a_day);
}
if (sec >= an_hour)
{
int hours = floor(sec/an_hour);
text = [NSString stringWithFormat:@"%@%d hour%@ ", text, hours, hours > 0 ? @"s" : @""];
sec = sec - (hours * an_hour);
}
if (sec >= a_min)
{
int minutes = floor(sec/a_min);
text = [NSString stringWithFormat:@"%@%d minute%@ ", text, minutes, minutes > 0 ? @"s" : @""];
sec = sec - (minutes * a_min);
}
if (sec >= a_sec)
{
int seconds = floor(sec/a_sec);
text = [NSString stringWithFormat:@"%@%d second%@", text, seconds, seconds > 0 ? @"s" : @""];
}
NSLog(@"<%@>", text);
你确定持续时间号是不是秒数?那么2321真的是38分41秒? – rmaddy 2013-02-27 21:42:36
原来我是对的。持续时间值是秒数。所以2321是2321秒或38分41秒或38:41。请参阅下面的答案。 – rmaddy 2013-02-27 21:47:59