Unix时间工具类----多种时间计算，特定时刻计算。。。。

工作之余写的一个关于Unix时间的工具，

////  UnixTime.h//  UnixTimeDemo////  Created by LiynXu on 16/1/4.//  Copyright © 2016年 LiynXu. All rights reserved.//#import <Foundation/Foundation.h>@interface UnixTime : NSObject@property (nonatomic,assign) double    unixTimeInterval;//GMT时间戳 微秒级@property (nonatomic,strong) NSDate   *unixDate;//GMT时间 2016-01-04 8:55:46 +0000@property (nonatomic,strong) NSString *LocalTimeZone;//本地时区 GMT-12  GMT+12@property (nonatomic,assign) NSInteger timeOffset;//时间偏移量 @property (nonatomic,assign) double    unixTimestamp;//GMT+0 毫秒@property (nonatomic,assign) NSInteger unixZeroTimestamp;//当天零点 GMT+0 秒+ (UnixTime *)shareUnixTime;//单例 类方法- (void)getUnixTimestampAtNow;//Unix时间戳  若要获取某天的零时刻  必须先执行找个方法- (void)getSystemTimeZone;//本地时区- (NSString *)getTimeStringWithTime:(double)time;//字符串输出时间 设置日期格式带毫秒的 2016-01-04 16:55:46- (NSInteger)getUnixTimeWithDay:(NSInteger)day;// 某天的零时Unix时间戳- (NSInteger)getUnixTimeWithDay:(NSInteger)day AndClock:(NSInteger)clock; // 某天的特定时刻Unix时间戳- (NSInteger)gettimestampWithDateFormatString:(NSString *)dateFormatString;- (NSString *)formatTimeWithTime:(NSNumber *)time;//根据传入时间数值 返回hh:mm:ss格式的时间  这个是表示时间点的- (NSString *)formatHMWithTime:(NSNumber *)time;//根据传入时间数值 返回hh:mm格式的时间 这个时用来表示时间长短的- (NSString *)getTravelTimeWithStartTime:(NSNumber *)startTime andEndTime:(NSNumber *)endTime;//根据传入时间数值返回时间差值分钟 这个时用来表示时间长短的- (NSString *)getDayHourMinWithTimeStamp:(NSNumber *)time;@end

UnixTime.m文件
包含方法的具体实现，用法都在.h文件里写了

////  UnixTime.m//  UnixTimeDemo////  Created by LiynXu on 16/1/4.//  Copyright © 2016年 LiynXu. All rights reserved.//#import "UnixTime.h"@implementation UnixTime+ (UnixTime *)shareUnixTime{    static UnixTime *unixTime = nil;    static dispatch_once_t onceToken;    dispatch_once(&onceToken, ^{        unixTime = [[UnixTime alloc]init];    });    return unixTime;}- (void)getUnixTimestampAtNow{    self.unixDate = [NSDate date];    NSLog(@"GMT %@",self.unixDate);    NSTimeInterval time=[self.unixDate timeIntervalSince1970];    self.unixTimeInterval =time;    NSString *timeIntervalString = [NSString stringWithFormat:@"%f",self.unixTimeInterval];    NSLog(@"GMTTimeInterval    %@",timeIntervalString);    NSString *micSecondString = [timeIntervalString substringWithRange:NSMakeRange(timeIntervalString.length-6, 3)];    //NSLog(@"micSec %@",micSecondString);    NSInteger micSec = [micSecondString integerValue];    self.unixTimestamp = (NSInteger)time+micSec/1000.000;    NSLog(@"GMTTimestamp       %ld",(long)self.unixTimestamp);    [self getUnixZeroTimestamp];    [self getSystemTimeZone];    [self getTimeOffset];}- (void)getSystemTimeZone{    NSTimeZone *timezone = [NSTimeZone systemTimeZone];    //NSLog(@"timeZone%@",timezone);    NSString *timeAbbreviation = timezone.abbreviation;    self.LocalTimeZone = timeAbbreviation;    if ([timeAbbreviation isEqualToString:@"GMT"]) {        self.LocalTimeZone = @"GMT+0";    }   // NSLog(@"TimeZone.abb: %@",self.LocalTimeZone);}- (void)getTimeOffset{    NSString *str1 = [self.LocalTimeZone substringWithRange:NSMakeRange(3, 1)];    NSString *str2 = [self.LocalTimeZone substringWithRange:NSMakeRange(4, self.LocalTimeZone.length-4)];    NSInteger timeZoneOffset = [str2 integerValue];    if ([str1 isEqualToString:@"+"]) {        self.timeOffset = timeZoneOffset*3600;    }else if ([str1 isEqualToString:@"-"]){        self.timeOffset = -timeZoneOffset*3600;    }    //NSLog(@"timeOffSet %ld",(long)self.timeOffset);}- (void)getUnixZeroTimestamp{    self.unixZeroTimestamp =  (NSInteger)(self.unixTimestamp/86400)*86400;    NSInteger days =  self.unixZeroTimestamp/86400 ;    NSLog(@"GMTZeroTimestamp   %ld",self.unixZeroTimestamp);    NSLog(@"days %ld",days);}- (NSString *)getTimeStringWithTime:(double)time{    NSDate *date = [NSDate dateWithTimeIntervalSince1970:time];    NSDateFormatter *dateFormat = [[NSDateFormatter alloc] init];    [dateFormat setDateFormat:@"YYYY-MM-dd HH:mm:ss"];    // 设置日期格式带秒的 2016-01-04 16:55:46    //NSLog(@"date %@",date);    NSString *timeString = [dateFormat stringFromDate:date];    //NSLog(@"time %@",timeString);    return timeString;}- (NSInteger)gettimestampWithDateFormatString:(NSString *)dateFormatString{    NSDateFormatter *dateFormat = [[NSDateFormatter alloc] init];    [dateFormat setDateFormat:@"YYYY-MM-dd HH:mm:ss"];    NSDate *date = [dateFormat dateFromString:dateFormatString];    NSInteger time= [date timeIntervalSince1970];    NSLog(@"time %ld",time);    return time;}- (NSInteger)getUnixTimeWithDay:(NSInteger)day{    NSInteger unixTime = self.unixZeroTimestamp-(day-1)*86400-self.timeOffset;    NSLog(@"unixTime   %ld",unixTime);    NSLog(@"%@",[self getTimeStringWithTime:unixTime]);    return unixTime;}- (NSInteger)getUnixTimeWithDay:(NSInteger)day AndClock:(NSInteger)clock{//特定时刻的Unix时间戳    if (clock<0||clock>24) {//为了避免传入数据不正确 进行换算 增强可靠性        clock = clock%24;        if (clock<0) {            clock=clock+24;        }else{            clock=clock;        }    }else{        clock=clock;    }    NSInteger unixTime = self.unixZeroTimestamp-(day-1)*86400+3600*clock;//-self.timeOffset;    //NSLog(@"unixTime   %ld",unixTime);    return unixTime;}- (NSString *)formatTimeWithTime:(NSNumber *)time{    float _time_2 = [time floatValue];    NSInteger _time_1 = [time integerValue];    NSInteger sec = (NSInteger)((_time_2-_time_1)*60);    NSInteger hour;    NSInteger min;    if (_time_1>=1 && _time_1<60) {         min = _time_1%60;        return [NSString stringWithFormat:@"%ld:%.2ld",min,sec];    }    if (_time_1>=60) {        hour = _time_1/60;        min = _time_1%60;        return [NSString stringWithFormat:@"%ld:%.2ld:%.2ld",hour,min,sec];    }    return [NSString stringWithFormat:@"0:%.2ld",sec];}- (NSString *)formatHMWithTime:(NSNumber *)time{    UnixTime *unixtime = [UnixTime shareUnixTime];    NSString *string = [unixtime getTimeStringWithTime:[time integerValue]];    NSArray *firArray = [string componentsSeparatedByString:@" "];    NSString *firstring = firArray[1];    NSMutableArray *secArray = [NSMutableArray arrayWithArray:[firstring componentsSeparatedByString:@":"]];    [secArray removeLastObject];    return [secArray componentsJoinedByString:@":"];}- (NSString *)getTravelTimeWithStartTime:(NSNumber *)startTime andEndTime:(NSNumber *)endTime{    NSInteger _startTime = [startTime integerValue];    NSInteger _endTime = [endTime integerValue];    NSInteger travelTime = (_endTime - _startTime)/60+1;    return [NSString stringWithFormat:@"%ld",travelTime];}- (NSString *)getDayHourMinWithTimeStamp:(NSNumber *)time{    NSInteger _time = [time integerValue];    NSDate *date = [NSDate dateWithTimeIntervalSince1970:_time];    NSDateFormatter *dateFormat = [[NSDateFormatter alloc] init];    [dateFormat setDateFormat:@"YYYY-MM-dd HH:mm"];    // 设置日期格式 2016-01-04 16:55:46    //NSLog(@"date %@",date);    NSString *timeString = [dateFormat stringFromDate:date];    //NSLog(@"time %@",timeString);    return timeString;}@end