Nsdate的各种常用操作
//
// NVDate.h
//
// Created by Noval Agung Prayogo on 2/5/14.
// Copyright (c) 2014 Noval Agung Prayogo. All rights reserved.
//
#import <Foundation/Foundation.h>
typedef NS_OPTIONS(NSUInteger, NVDayUnit) {
NVDayUnitSunday = 1,
NVDayUnitMonday = 2,
NVDayUnitTuesday = 3,
NVDayUnitWednesday = 4,
NVDayUnitThursday = 5,
NVDayUnitFriday = 6,
NVDayUnitSaturday = 7
};
typedef NS_OPTIONS(NSUInteger, NVMonthUnit) {
NVMonthUnitJanuary = 1,
NVMonthUnitFebruary = 2,
NVMonthUnitMarch = 3,
NVMonthUnitApril = 4,
NVMonthUnitMay = 5,
NVMonthUnitJune = 6,
NVMonthUnitJuly = 7,
NVMonthUnitAugust = 8,
NVMonthUnitSeptember = 9,
NVMonthUnitOctober = 10,
NVMonthUnitNovember = 11,
NVMonthUnitDecember = 12,
};
@interface NVDate : NSObject
- (id)initUsingToday;
- (id)initUsingDate:(NSDate *)date;
- (id)initUsingYear:(NSInteger)year month:(NSInteger)month day:(NSInteger)day;
- (id)initUsingYear:(NSInteger)year month:(NSInteger)month day:(NSInteger)day hour:(NSInteger)hour minute:(NSInteger)minute second:(NSInteger)second;
- (id)initUsingString:(NSString *)stringDate;
- (id)initUsingString:(NSString *)stringDate withFormat:(NSString *)dateFormat;
- (id)initUsingSeconds:(NSInteger)seconds;
- (NSDate *)date;
- (NSString *)stringValue;
- (NSString *)stringValueWithFormat:(NSString *)dateFormat;
- (void)zeroTime;
- (instancetype)previousDay;
- (instancetype)previousDays:(NSInteger)days;
- (instancetype)nextDay;
- (instancetype)nextDays:(NSInteger)days;
- (instancetype)previousWeek;
- (instancetype)previousWeeks:(NSInteger)weeks;
- (instancetype)nextWeek;
- (instancetype)nextWeeks:(NSInteger)weeks;
- (instancetype)previousMonth;
- (instancetype)previousMonths:(NSInteger)months;
- (instancetype)nextMonth;
- (instancetype)nextMonths:(NSInteger)months;
- (instancetype)previousYear;
- (instancetype)previousYears:(NSInteger)years;
- (instancetype)nextYear;
- (instancetype)nextYears:(NSInteger)years;
- (instancetype)firstDayOfMonth;
- (instancetype)lastDayOfMonth;
- (instancetype)firstMonthOfYear;
- (instancetype)lastMonthOfYear;
- (instancetype)previousDayOfDayName:(NVDayUnit)dayUnit;
- (instancetype)nextDayOfDayName:(NVDayUnit)dayUnit;
- (BOOL)isCurrentDayName:(NVDayUnit)dayUnit;
- (BOOL)isCurrentMonthName:(NVMonthUnit)monthUnit;
@property NSString *dateFormatUsingString;
@property NSDateFormatterStyle dateFormatUsingStyle;
@property NSDateFormatterStyle timeFormatUsingStyle;
@property NSInteger year;
@property NSInteger month;
@property (readonly) NSInteger week;
@property NSInteger day;
@property NSInteger hour;
@property NSInteger minute;
@property NSInteger second;
@end
//
// NVDate.m
//
// Created by Noval Agung Prayogo on 2/5/14.
// Copyright (c) 2014 Noval Agung Prayogo. All rights reserved.
//
#import "NVDate.h"
@implementation NVDate {
NSDateFormatter *_dateFormatter;
NSCalendar *_calendar;
NSDate *_date;
NSCalendarUnit _dateTimeCalendarUnit;
}
- (id)init {
if (self = [super init]) {
_dateFormatter = [[NSDateFormatter alloc] init];
_dateFormatter.dateStyle = NSDateFormatterFullStyle;
_dateFormatter.timeStyle = NSDateFormatterFullStyle;
_calendar = [NSCalendar currentCalendar];
_date = [[NSDate alloc] init];
_dateTimeCalendarUnit = (NSYearCalendarUnit | NSMonthCalendarUnit | NSWeekCalendarUnit | NSWeekdayCalendarUnit | NSDayCalendarUnit | NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit);
}
returnself;
}
- (id)initUsingToday {
if (self = [self init]) {
_date = [NSDate date];
}
returnself;
}
- (id)initUsingString:(NSString *)stringDate {
if (self = [self init]) {
_date = [_dateFormatter dateFromString:stringDate];
}
returnself;
}
- (id)initUsingString:(NSString *)stringDate withFormat:(NSString *)dateFormat {
if (self = [self init]) {
_dateFormatter.dateFormat = dateFormat;
_date = [_dateFormatter dateFromString:stringDate];
}
returnself;
}
- (id)initUsingYear:(NSInteger)year month:(NSInteger)month day:(NSInteger)day {
if (self = [self init]) {
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
dateComponents.year = year;
dateComponents.month = month;
dateComponents.day = day;
_date = [_calendar dateFromComponents:dateComponents];
}
returnself;
}
- (id)initUsingYear:(NSInteger)year month:(NSInteger)month day:(NSInteger)day hour:(NSInteger)hour minute:(NSInteger)minute second:(NSInteger)second {
if (self = [self init]) {
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
dateComponents.year = year;
dateComponents.month = month;
dateComponents.day = day;
dateComponents.hour = hour;
dateComponents.minute = minute;
dateComponents.second = second;
_date = [_calendar dateFromComponents:dateComponents];
}
returnself;
}
- (id)initUsingDate:(NSDate *)date {
if (self = [self init]) {
_date = date;
}
returnself;
}
- (id)initUsingSeconds:(NSInteger)seconds {
if (self = [self init]) {
_date = [NSDate dateWithTimeIntervalSinceReferenceDate:seconds];
}
returnself;
}
- (NSDate *)date {
return _date;
}
- (NSString *)stringValue {
return [_dateFormatter stringFromDate:_date];
}
- (NSString *)stringValueWithFormat:(NSString *)dateFormat {
NSDateFormatter *localDateFormatter = [_dateFormatter copy];
localDateFormatter.dateFormat = dateFormat;
return [localDateFormatter stringFromDate:_date];
}
- (void)zeroTime {
NSDateComponents *dateComponents = [_calendar components:(NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit | NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit) fromDate:_date];
dateComponents.hour = 0;
dateComponents.minute = 0;
dateComponents.second = 0;
_date = [_calendar dateFromComponents:dateComponents];
}
- (void)setDateFormatUsingString:(NSString *)dateFormatUsingString {
_dateFormatter.dateFormat = dateFormatUsingString;
}
- (NSString *)dateFormatUsingString {
return _dateFormatter.dateFormat;
}
- (void)setDateFormatUsingStyle:(NSDateFormatterStyle)dateFormatUsingStyle {
_dateFormatter.dateStyle = dateFormatUsingStyle;
}
- (NSDateFormatterStyle)dateFormatUsingStyle {
return _dateFormatter.dateStyle;
}
- (void)setTimeFormatUsingStyle:(NSDateFormatterStyle)timeFormatUsingStyle {
_dateFormatter.timeStyle = timeFormatUsingStyle;
}
- (NSDateFormatterStyle)timeFormatUsingStyle {
return _dateFormatter.timeStyle;
}
- (instancetype)daysCalculate:(NSInteger)days isForward:(BOOL)isForward {
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
dateComponents.day = days * (isForward ? 1 : -1);
_date = [_calendar dateByAddingComponents:dateComponents toDate:_date options:0];
returnself;
}
- (instancetype)previousDay {
return [self previousDays:1];
}
- (instancetype)previousDays:(NSInteger)days {
return [self daysCalculate:days isForward:NO];
}
- (instancetype)nextDay {
return [self nextDays:1];
}
- (instancetype)nextDays:(NSInteger)days {
return [self daysCalculate:days isForward:YES];
}
- (instancetype)weeksCalculate:(NSInteger)weeks isForward:(BOOL)isForward {
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
dateComponents.day = (7 * weeks) * (isForward ? 1 : -1);
_date = [_calendar dateByAddingComponents:dateComponents toDate:_date options:0];
returnself;
}
- (instancetype)previousWeek {
return [self previousWeeks:1];
}
- (instancetype)previousWeeks:(NSInteger)weeks {
return [self weeksCalculate:weeks isForward:NO];
}
- (instancetype)nextWeek {
return [self nextWeeks:1];
}
- (instancetype)nextWeeks:(NSInteger)weeks {
return [self weeksCalculate:weeks isForward:YES];
}
- (instancetype)monthsCalculate:(NSInteger)months isForward:(BOOL)isForward {
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
dateComponents.month = months * (isForward ? 1 : -1);
_date = [_calendar dateByAddingComponents:dateComponents toDate:_date options:0];
returnself;
}
- (instancetype)previousMonth {
return [self previousMonths:1];
}
- (instancetype)previousMonths:(NSInteger)months {
return [self monthsCalculate:months isForward:NO];
}
- (instancetype)nextMonth {
return [self nextMonths:1];
}
- (instancetype)nextMonths:(NSInteger)months {
return [self monthsCalculate:months isForward:YES];
}
- (instancetype)yearsCalculate:(NSInteger)years isForward:(BOOL)isForward {
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
dateComponents.year = years * (isForward ? 1 : -1);
_date = [_calendar dateByAddingComponents:dateComponents toDate:_date options:0];
returnself;
}
- (instancetype)previousYear {
return [self previousYears:1];
}
- (instancetype)previousYears:(NSInteger)years {
return [self yearsCalculate:years isForward:NO];
}
- (instancetype)nextYear {
return [self nextYears:1];
}
- (instancetype)nextYears:(NSInteger)years {
return [self yearsCalculate:years isForward:YES];
}
- (instancetype)firstDayOfMonth {
NSDateComponents *dateComponents = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
dateComponents.day = 1;
_date = [_calendar dateFromComponents:dateComponents];
returnself;
}
- (instancetype)lastDayOfMonth {
NSDateComponents *dateComponents;
NSDate *date;
dateComponents = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
dateComponents.day = 1;
date = [_calendar dateFromComponents:dateComponents];
dateComponents = [[NSDateComponents alloc] init];
dateComponents.month = 1;
date = [_calendar dateByAddingComponents:dateComponents toDate:date options:0];
dateComponents = [[NSDateComponents alloc] init];
dateComponents.day = -1;
_date = [_calendar dateByAddingComponents:dateComponents toDate:date options:0];
returnself;
}
- (instancetype)firstMonthOfYear {
NSDateComponents *dateComponents = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
dateComponents.month = NVMonthUnitJanuary;
_date = [_calendar dateFromComponents:dateComponents];
returnself;
}
- (instancetype)lastMonthOfYear {
NSDateComponents *dateComponents = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
dateComponents.month = NVMonthUnitDecember;
_date = [_calendar dateFromComponents:dateComponents];
returnself;
}
- (instancetype)previousDayOfDayName:(NVDayUnit)dayUnit {
int currentWeekDay = [_calendar components:_dateTimeCalendarUnit fromDate:_date].weekday;
if (currentWeekDay == dayUnit)
return [self previousWeek];
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
if (currentWeekDay > dayUnit)
dateComponents.day = -(currentWeekDay - dayUnit);
else
dateComponents.day = -currentWeekDay - (7 - dayUnit);
_date = [_calendar dateByAddingComponents:dateComponents toDate:_date options:0];
returnself;
}
- (instancetype)nextDayOfDayName:(NVDayUnit)dayUnit {
int currentWeekDay = [_calendar components:_dateTimeCalendarUnit fromDate:_date].weekday;
if (currentWeekDay == dayUnit)
return [self nextWeek];
NSDateComponents *dateComponents = [[NSDateComponents alloc] init];
if (currentWeekDay < dayUnit)
dateComponents.day = dayUnit - currentWeekDay;
else
dateComponents.day = -currentWeekDay + dayUnit;
_date = [_calendar dateByAddingComponents:dateComponents toDate:_date options:0];
returnself;
}
- (BOOL)isCurrentDayName:(NVDayUnit)dayUnit {
return ([_calendar components:_dateTimeCalendarUnit fromDate:_date].weekday == dayUnit);
}
- (BOOL)isCurrentMonthName:(NVMonthUnit)monthUnit {
return ([_calendar components:_dateTimeCalendarUnit fromDate:_date].month == monthUnit);
}
- (NSInteger)year {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].year;
}
- (void)setYear:(NSInteger)year {
NSDateComponents *components = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
components.year = year;
_date = [_calendar dateFromComponents:components];
}
- (NSInteger)month {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].month;
}
- (void)setMonth:(NSInteger)month {
NSDateComponents *components = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
components.month = month;
_date = [_calendar dateFromComponents:components];
}
- (NSInteger)week {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].week;
}
- (NSInteger)day {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].day;
}
- (void)setDay:(NSInteger)day {
NSDateComponents *components = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
components.day = day;
_date = [_calendar dateFromComponents:components];
}
- (NSInteger)hour {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].hour;
}
- (void)setHour:(NSInteger)hour {
NSDateComponents *components = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
components.hour = hour;
_date = [_calendar dateFromComponents:components];
}
- (NSInteger)minute {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].minute;
}
- (void)setMinute:(NSInteger)minute {
NSDateComponents *components = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
components.minute = minute;
_date = [_calendar dateFromComponents:components];
}
- (NSInteger)second {
return [_calendar components:_dateTimeCalendarUnit fromDate:_date].second;
}
- (void)setSecond:(NSInteger)second {
NSDateComponents *components = [_calendar components:_dateTimeCalendarUnit fromDate:_date];
components.second = second;
_date = [_calendar dateFromComponents:components];
}
@end
Nsdate的各种常用操作的更多相关文章
- 【三】用Markdown写blog的常用操作
本系列有五篇:分别是 [一]Ubuntu14.04+Jekyll+Github Pages搭建静态博客:主要是安装方面 [二]jekyll 的使用 :主要是jekyll的配置 [三]Markdown+ ...
- php模拟数据库常用操作效果
test.php <?php header("Content-type:text/html;charset='utf8'"); error_reporting(E_ALL); ...
- Mac OS X常用操作入门指南
前两天入手一个Macbook air,在装软件过程中摸索了一些基本操作,现就常用操作进行总结, 1关于触控板: 按下(不区分左右) ＝鼠标左键 control+按下 ...
- mysql常用操作语句
mysql常用操作语句 1.mysql -u root -p 2.mysql -h localhost -u root -p database_name 2.列出数据库: 1.show datab ...
- nodejs配置及cmd常用操作
一.cmd常用操作 1.返回根目录cd\ 2.返回上层目录cd .. 3.查找当前目录下的所有文件dir 4.查找下层目录cd window 二.nodejs配置 Node.js安装包及源码下载地址为 ...
- Oracle常用操作——创建表空间、临时表空间、创建表分区、创建索引、锁表处理
摘要:Oracle数据库的库表常用操作:创建与添加表空间.临时表空间.创建表分区.创建索引.锁表处理 1.表空间 ■ 详细查看表空间使用状况,包括总大小,使用空间,使用率,剩余空间 --详细查看表空 ...
- python 异常处理、文件常用操作
异常处理 http://www.jb51.net/article/95033.htm 文件常用操作 http://www.jb51.net/article/92946.htm
- byte数据的常用操作函数[转发]
/// <summary> /// 本类提供了对byte数据的常用操作函数 /// </summary> public class ByteUtil { ','A','B',' ...
- Linux Shell数组常用操作详解
Linux Shell数组常用操作详解 1数组定义: declare -a 数组名 数组名=(元素1 元素2 元素3 ) declare -a array array=( ) 数组用小括号括起,数组元 ...
随机推荐
- win7里开始菜单属性里的隐私项无法选择解决方法
具体问题如下图,其中的隐私项目呈现灰色无法选择: 解决方法如下: win+R 输入gpedit.msc 回车,[用户配置][管理模板][开始菜单和任务栏],在右侧找到[关闭用户跟踪],双击进入设置界面 ...
- delphi构造&析构调用顺序
_ClassCreate ->Create ->AfterConstruction(->DoCreate / OnCreate) BeforeDestruction(->DoD ...
- web.config的奇淫巧技
<connectionStrings configSource="db.config"/> 外部文件db.config: <connectionStrings&g ...
- UICollectionView [NSIndexPath section]: message sent to deallocated instance
在UICollectionView上加UITapGestureRecognizer手势时,点击哪都报 [NSIndexPath section]: message sent to deallocate ...
- rspec的一些常见用法
这里讲了如何安装rspec,安装使用rspec. 下面介绍一下rspec中常见的使用方法. 下面是一个最简单的测试用例,判断true是不是等于true,should_be是旧的用法,新用法推荐使用ex ...
- .Net码农学Android---五分钟了解布局
在android中应用的界面是以xml来组织的,这一点和WPF相似,通过配置xml文件我们可以灵活的构建出你自己想要的界面. 而在所有的xml界面文件中,根节点必须是布局,即先有布局,然后在布局中组织 ...
- Android--从相册中选取照片并返回结果
启动系统相册去选择图片 //从相册中选取的方法 private void selectPhoto(){ Intent intent = new Intent(Intent.ACTION_PICK); ...
- 在WIN7下安装运行mongodb 1)、下载MongoDB
1).下载MongoDB http://downloads.mongodb.org/win32/mongodb-win32-i386-2.4.5.zip 下载Windows 32-bit版本并解压缩, ...
- Go字符串函数
下面的代码中,列出了Go官方包中常见的字符串函数. package main import s "strings" import "fmt" //为打印函数起个 ...
- 2015年iOS测试现状
本文由 伯乐在线 - nathanw 翻译,dopcn 校稿.未经许可,禁止转载! 英文出处:www.mokacoding.com.欢迎加入翻译小组. 几周前,我决定将将我在 mokacoding 上 ...