NVDate is an extension of NSDate class (Swift4), created to make date and time manipulation easier.

Related tags

Date & Time swift ios objective-c cocoapods swift4
Overview

Introduction

Build Status CocoaPods CocoaPods

NVDate is an extension of NSDate class (Swift4), created to make date and time manipulation easier. NVDate is testable and robust, we wrote intensive test to make sure everything is safe.

Features

  • Has lot of API function to make date and time manipulation easier and fun
  • Has user friendly naming convention
  • NVDate functions are chainable
  • Very easy to use
  • Open Source!

Installation

Using Cocoa Pods

Swift4

Add these into your Podfile:

pod 'NVDate', '2.0.1'

Then import NVdate into your swift file.

import NVDate
Objective-C

Add these into your Podfile:

pod 'NVDate', '1.0.0'

Then import NVdate.h into your .h or .m file.

#import "NVDate.h"

Simple Example

Today date as string

let date = NVDate()

print(date.asString())
// ==> Wednesday, February 5, 2014, 4:56:35 PM Western Indonesia Time

Date 2018/05/25 as string

Friday, May 25, 2018, 00:00:00 AM Western Indonesia Time "> 
let date = NVDate(fromString: "2018/05/25", withFormat: "yyyy/MM/dd")

print(date.asString())
// ==> Friday, May 25, 2018, 00:00:00 AM Western Indonesia Time

Last day of next 2 months

30-04-2014 "> 
let date = NVDate()
    .nextMonths(diff: 2)
    .lastDayOfMonth()

print(date.asString(withFormat: "dd-MM-yyyy"))
// ==> 30-04-2014

Second week of 2 months ago

2013-12-08 17:03:36 "> 
let date = NVDate()
    .previousMonths(diff: 2)
    .firstDayOfMonth()
    .nextWeek()
date.dateFormat(setFormat: "yyyy-MM-dd HH:mm:ss")

print(date.asString())
// ==> 2013-12-08 17:03:36

Detect if 2018/05/25 is friday

let todayIsFriday = NVDate(year: 2018, month: 5, day: 25)
    .previousDay()
    .isTodayName(.friday)

print(todayIsFriday)
// ==> false

Dot syntax

let someday = NVDate()
    .previousDay()
    .previousWeek()
    .nextDay()
    .asString()

print(someday)
// ==> 2013-12-08 17:03:36

API Documentation

Initialization

Initialization Description
NVDate() Today date is used as date value
NVDate(fromString:withFormat:) Use specified date string as date value. Format of specified date string has to be explicitly defined.
NVDate(year:month:day:) Construct new date using year, month, and day
NVDate(year:month:day:hour:minute:second:) Construct new date using year, month, day, hour, minute, second
NVDate(fromDate:) use specified date as value

Methods

Method Description
date() return the date object
asString() return string formatted of date object
asString(withFormat:) return formatted string value of date object. the format has to be defined explicitly
setTimeAsZero() set hour, minute, and second as 0
dateFormat() return the current date format. the format is used on asString()
dateFormat(setFormat:) change current date format. the format is used on asString()
dateStyle() return the date style of current formatter
dateStyle(setStyle:) change date style of current formatter
timeStyle() return the time style of current formatter
timeStyle(setStyle:) change time style of current formatter
timeZone() return current timezone value
timeZone(setTimeZone:) change the timezone value
nextDays(days:) move to next x days
nextDay() move to next day
tomorrow() alias of nextDay()
previousDays(days:) move to previous x days
previousDay() move to previous day
yesterday() alias of previousDay()
nextWeek() move to next week
nextWeeks(diff:) move to next x weeks
previousWeek() move to previous week
previousWeeks(diff:) move to previous x weeks
nextMonth() move to next month
nextMonths(diff:) move to next x months
previousMonth() move to previous month
previousMonths(diff:) move to previous x months
nextYear() move to next year
nextYears(diff:) move to next x years
previousYear() move to previous year
previousYears(diff:) move to previous x years
firstDayOfMonth() move to first day of current month
lastDayOfMonth() move to last day of current month
firstMonthOfYear() move to first month of current year
lastMonthOfYear() move to last month of current year
nearestPreviousDay(_:) move to x previous day that name equal to NVDate.DayName
nearestNextDay(_:) move to x next day that name equal to NVDate.DayName
thisDayName() get today day name, in type NVDate.DayName
todayName() alias of thisDayName()
isThisDayName(_:) return true if specified day name is equal with day on the object
isTodayName(_:) alias of isThisDayName(_:)
thisMonthName() get this month name, in type NVDate.MonthName
isThisMonthName(_:) return true if specified month name is equal with month on the object
year() return year value
year(setYear:) change year value
month() return month value
month(setMonth:) change month value
weekOfYear() return week of year value
weekOfMonth() return week of month value
day() return day value
day(setDay:) change day value
hour() return hour value
hour(setHour:) change hour value
minute() return minute value
minute(setMinute:) change minute value
second() return second value
second(setSecond:) change second value

Contribution

Feel free to contribute by doing fork -> pull request

License

http://novalagung.mit-license.org/

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Comments
  • different dates ?!

    different dates ?!

    NSLog(@"%@, %d, %@", _firstDateOfCalender.date, (int)_firstDateOfCalender.day, [_firstDateOfCalender stringValueWithFormat:@"dd/MM/yyyy"]);

    .date and nvdate.day give different days:

    2014-05-26 22:00:00 +0000, 27, 27/05/2014

    opened by a1exb1 3
  • CocoaPod

    CocoaPod

    Nice library. Have you considered making it a CocoaPod? It's super easy to do (see this PR), and it will help people using in.

    More info here: CocoaPods.org and here.

    Note that you'll need to use semver, I'm happy to explain you how, but that's super easy as well.

    opened by mokagio 3
  • Cannot call value of non-function type 'module<NVDate>'

    Cannot call value of non-function type 'module'

    Hi! Im getting the error above when trying to compile, even with just let date = NVDate() I tried changing from Swift 4 to 4.2 and pod 2.0.1 to 2.1.0.

    opened by AlexanderNorway 0
Owner
Noval Agung Prayogo
Software Architect, Tech Lead, Open Source Enthusiast
Noval Agung Prayogo
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