C# Class NSupport.DateTimeCalculations

Provides extension methods for DateTime for calcualtions.

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Public Methods

Method	Description
Advance ( this source, int years, int months, int days, int hours, int minutes, int seconds ) : System.DateTime	Returns a new System.DateTime that adds the provided parameters (years, months, days, hours, minutes, seconds) value/s.
Ago ( this source, int years, int months, int days, int hours, int minutes, int seconds ) : System.DateTime	Returns a new System.DateTime that minus the provided parameters (years, months, days, hours, minutes, seconds) value/s.
BeginningOfDay ( this source ) : System.DateTime	Returns a new System.DateTime with the time value set to 12:00:00 midnight (00:00:00).
BeginningOfMonth ( this source ) : System.DateTime	Returns the first day of the current month with the time value set to 12:00:00 midnight (00:00:00).
BeginningOfQuarter ( this source ) : System.DateTime	Returns a new System.DateTime representing the start of the current quarter (1st of January, April, July, October) with the time value set to 12:00:00 midnight (00:00:00).
BeginningOfWeek ( this source ) : System.DateTime	Returns the first day of the current week with the time value set to 12:00:00 midnight (00:00:00). This method is culture-aware method which calculates based on System.Globalization.DateTimeFormatInfo.FirstDayOfWeek.
BeginningOfYear ( this source ) : System.DateTime	Returns the first day of the current year with the time value set to 12:00:00 midnight (00:00:00).
Change ( this source, int years = null, int months = null, int days = null, int hours = null, int minutes = null, int seconds = null, int milliseconds = null ) : System.DateTime	Returns a new System.DateTime that change the provided parameters (years, months, days, hours, minutes, seconds, milliseconds) value/s.
EndOfDay ( this source ) : System.DateTime	Returns a new System.DateTime with the time value set to (23:59:59).
EndOfMonth ( this source ) : System.DateTime	Returns the last day of the current month with the time value set to (23:59:59).
EndOfQuarter ( this source ) : System.DateTime	Returns a new System.DateTime representing the end of the current quarter (last day of March, June, September, December) with the time value set to (23:59:59).
EndOfWeek ( this source ) : System.DateTime	Returns the last day of the current week with the time value set to (23:59:59). This method is culture-aware method which calculates based on System.Globalization.DateTimeFormatInfo.FirstDayOfWeek.
EndOfYear ( this source ) : System.DateTime	Returns the last day of the current year with the time value set to (23:59:59).
IsFuture ( this source ) : bool	Returns true if the instance System.DateTime is greater than System.DateTime.Now, otherwise false.
IsPast ( this source ) : bool	Returns true if the instance System.DateTime is less than System.DateTime.Now, otherwise false.
IsToday ( this source ) : bool	Returns true if the instance System.DateTime is today regardless of time, otherwise false.
Midnight ( this source ) : System.DateTime	Returns a new System.DateTime with the time value set to 12:00:00 midnight (00:00:00).
NextMonth ( this source ) : System.DateTime	Returns a new System.DateTime that adds one month to the value of this instance.
NextWeek ( this source ) : System.DateTime	Returns a new System.DateTime that adds seven days to the value of this instance with the time value set to 12:00:00 midnight (00:00:00).
NextWeek ( this source, DayOfWeek day ) : System.DateTime	Returns the given day of next week with the time value set to 12:00:00 midnight (00:00:00). This method is culture-aware method which calculates based on System.Globalization.DateTimeFormatInfo.FirstDayOfWeek.
NextYear ( this source ) : System.DateTime	Returns a new System.DateTime that adds one year to the value of this instance.
PreviousMonth ( this source ) : System.DateTime	Returns a new System.DateTime that minus one month to the value of this instance.
PreviousYear ( this source ) : System.DateTime	Returns a new System.DateTime that minus one year to the value of this instance.
Tomorrow ( this source ) : System.DateTime	Returns a new System.DateTime that adds one day to the value of this instance.
Yesterday ( this source ) : System.DateTime	Returns a new System.DateTime that minus one day to the value of this instance.

Method Details

Advance() public static method

Returns a new System.DateTime that adds the provided parameters (years, months, days, hours, minutes, seconds) value/s.

public static Advance ( this source, int years, int months, int days, int hours, int minutes, int seconds ) : System.DateTime
source	this	instance.
years	int	The number of years to add.
months	int	The number of months to add.
days	int	The number of days to add.
hours	int	The number of hours to add.
minutes	int	The number of minutes to add.
seconds	int	The number of seconds to add.
return	System.DateTime

Ago() public static method

Returns a new System.DateTime that minus the provided parameters (years, months, days, hours, minutes, seconds) value/s.

public static Ago ( this source, int years, int months, int days, int hours, int minutes, int seconds ) : System.DateTime
source	this	instance.
years	int	The number of years to reduce.
months	int	The number of months to reduce.
days	int	The number of days to reduce.
hours	int	The number of hours to reduce.
minutes	int	The number of minutes to reduce.
seconds	int	The number of seconds to reduce.
return	System.DateTime

BeginningOfDay() public static method

Returns a new System.DateTime with the time value set to 12:00:00 midnight (00:00:00).

public static BeginningOfDay ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

BeginningOfMonth() public static method

Returns the first day of the current month with the time value set to 12:00:00 midnight (00:00:00).

public static BeginningOfMonth ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

BeginningOfQuarter() public static method

Returns a new System.DateTime representing the start of the current quarter (1st of January, April, July, October) with the time value set to 12:00:00 midnight (00:00:00).

public static BeginningOfQuarter ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

BeginningOfWeek() public static method

Returns the first day of the current week with the time value set to 12:00:00 midnight (00:00:00). This method is culture-aware method which calculates based on System.Globalization.DateTimeFormatInfo.FirstDayOfWeek.

public static BeginningOfWeek ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

BeginningOfYear() public static method

Returns the first day of the current year with the time value set to 12:00:00 midnight (00:00:00).

public static BeginningOfYear ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

Change() public static method

Returns a new System.DateTime that change the provided parameters (years, months, days, hours, minutes, seconds, milliseconds) value/s.

public static Change ( this source, int years = null, int months = null, int days = null, int hours = null, int minutes = null, int seconds = null, int milliseconds = null ) : System.DateTime
source	this	instance.
years	int	The number of years to change.
months	int	The number of months to change.
days	int	The number of days to change.
hours	int	The number of hours to change.
minutes	int	The number of minutes to change.
seconds	int	The number of seconds to change.
milliseconds	int	The number of milliseconds to change.
return	System.DateTime

EndOfDay() public static method

Returns a new System.DateTime with the time value set to (23:59:59).

public static EndOfDay ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

EndOfMonth() public static method

Returns the last day of the current month with the time value set to (23:59:59).

public static EndOfMonth ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

EndOfQuarter() public static method

Returns a new System.DateTime representing the end of the current quarter (last day of March, June, September, December) with the time value set to (23:59:59).

public static EndOfQuarter ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

EndOfWeek() public static method

Returns the last day of the current week with the time value set to (23:59:59). This method is culture-aware method which calculates based on System.Globalization.DateTimeFormatInfo.FirstDayOfWeek.

public static EndOfWeek ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

EndOfYear() public static method

Returns the last day of the current year with the time value set to (23:59:59).

public static EndOfYear ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

IsFuture() public static method

Returns true if the instance System.DateTime is greater than System.DateTime.Now, otherwise false.

public static IsFuture ( this source ) : bool
source	this	instance.
return	bool

IsPast() public static method

Returns true if the instance System.DateTime is less than System.DateTime.Now, otherwise false.

public static IsPast ( this source ) : bool
source	this	instance.
return	bool

IsToday() public static method

Returns true if the instance System.DateTime is today regardless of time, otherwise false.

public static IsToday ( this source ) : bool
source	this	instance.
return	bool

Midnight() public static method

Returns a new System.DateTime with the time value set to 12:00:00 midnight (00:00:00).

public static Midnight ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

NextMonth() public static method

Returns a new System.DateTime that adds one month to the value of this instance.

public static NextMonth ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

NextWeek() public static method

Returns a new System.DateTime that adds seven days to the value of this instance with the time value set to 12:00:00 midnight (00:00:00).

public static NextWeek ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

NextWeek() public static method

Returns the given day of next week with the time value set to 12:00:00 midnight (00:00:00). This method is culture-aware method which calculates based on System.Globalization.DateTimeFormatInfo.FirstDayOfWeek.

public static NextWeek ( this source, DayOfWeek day ) : System.DateTime
source	this	instance.
day	DayOfWeek	The of next week.
return	System.DateTime

NextYear() public static method

Returns a new System.DateTime that adds one year to the value of this instance.

public static NextYear ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

PreviousMonth() public static method

Returns a new System.DateTime that minus one month to the value of this instance.

public static PreviousMonth ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

PreviousYear() public static method

Returns a new System.DateTime that minus one year to the value of this instance.

public static PreviousYear ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

Tomorrow() public static method

Returns a new System.DateTime that adds one day to the value of this instance.

public static Tomorrow ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime

Yesterday() public static method

Returns a new System.DateTime that minus one day to the value of this instance.

public static Yesterday ( this source ) : System.DateTime
source	this	instance.
return	System.DateTime