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时间戳<span>是一种时间表示方式，定义为从</span><a href="http://baike.baidu.com/view/856.htm"
target="_blank">格林威治时间</a><span>1970年01月01日00时00分00秒起至现在的总秒数</span><br>//现在时间 NSDate
*nowTime = [NSDate
date]; //获取时区 NSTimeZone
*zone = [NSTimeZone
systemTimeZone]; NSInteger
interVal = [zone secondsFromGMTForDate:nowTime]; NSDate
*localTime = [nowTime dateByAddingTimeInterval:interVal];//本地时间 //时间戳转为时间 NSString
*time = @"1400386922"; NSInteger
dTime = [time integerValue]; NSDate
*publishTime = [NSDate
dateWithTimeIntervalSince1970:dTime]; NSLog(@"%@", publishTime); //计算时间间隔(localTime - publishTime) NSTimeInterval
timeInterval = [localTime timeIntervalSinceDate:publishTime]; NSLog(@"%f", timeInterval); if
(timeInterval < 60) { NSString
*time = @"刚刚"; NSLog(@"刚刚！！"); } if
(timeInterval >= 60 && timeInterval < 3600) { int
a = timeInterval / 60; NSString
*time = [NSString
stringWithFormat:@"%d分钟前", a]; NSLog(@"%@", time); } if
(timeInterval >= 3600 && timeInterval < 3600 * 24) { int
a = timeInterval / 3600; NSString
*time = [NSString
stringWithFormat:@"%d小时前", a]; NSLog(@"%@", time); } if
(timeInterval >= 3600 * 24 && timeInterval < 3600 * 24 * 31) { int
a = timeInterval / (3600 * 24); NSString
*time = [NSString
stringWithFormat:@"%d天前", a]; NSLog(@"%@", time); } |
原文：http://www.cnblogs.com/NatureZhang/p/3748467.html