SqlFunctions.DateAdd Method

Definition

Namespace:

System.Data.Entity.SqlServer

Assembly:

EntityFramework.SqlServer.dll

Overloads

DateAdd(String, Nullable<Double>, String)	Returns a new datetime value based on adding an interval to the specified date.
DateAdd(String, Nullable<Double>, Nullable<TimeSpan>)	Returns a new time span value based on adding an interval to the specified time span.
DateAdd(String, Nullable<Double>, Nullable<DateTimeOffset>)	Returns a new date value based on adding an interval to the specified date.
DateAdd(String, Nullable<Double>, Nullable<DateTime>)	Returns a new datetime value based on adding an interval to the specified date.

DateAdd(String, Nullable<Double>, String)

Returns a new datetime value based on adding an interval to the specified date.

[System.Data.Entity.DbFunction("SqlServer", "DATEADD")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="datePartArg")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="date")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="number")]
public static Nullable<DateTime> DateAdd (string datePartArg, Nullable<double> number, string date);

static member DateAdd : string * Nullable<double> * string -> Nullable<DateTime>

Public Shared Function DateAdd (datePartArg As String, number As Nullable(Of Double), date As String) As Nullable(Of DateTime)

Parameters

datePartArg

String

The part of the date to increment.

number

Nullable<Double>

The value used to increment a date by a specified amount.

date

String

The date to increment.

Returns

Nullable<DateTime>

A Nullable<T> of DateTime value that is the new date.

Attributes

DbFunctionAttribute SuppressMessageAttribute

DateAdd(String, Nullable<Double>, Nullable<TimeSpan>)

Returns a new time span value based on adding an interval to the specified time span.

[System.Data.Entity.DbFunction("SqlServer", "DATEADD")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="datePartArg")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="number")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="time")]
public static Nullable<TimeSpan> DateAdd (string datePartArg, Nullable<double> number, Nullable<TimeSpan> time);

static member DateAdd : string * Nullable<double> * Nullable<TimeSpan> -> Nullable<TimeSpan>

Public Shared Function DateAdd (datePartArg As String, number As Nullable(Of Double), time As Nullable(Of TimeSpan)) As Nullable(Of TimeSpan)

Parameters

datePartArg

String

The part of the date to increment.

number

Nullable<Double>

The value used to increment a date by a specified amount.

time

Nullable<TimeSpan>

The time span to increment.

Returns

Nullable<TimeSpan>

The new time span.

Attributes

DbFunctionAttribute SuppressMessageAttribute

DateAdd(String, Nullable<Double>, Nullable<DateTimeOffset>)

Returns a new date value based on adding an interval to the specified date.

[System.Data.Entity.DbFunction("SqlServer", "DATEADD")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="number")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="dateTimeOffsetArg")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="datePartArg")]
public static Nullable<DateTimeOffset> DateAdd (string datePartArg, Nullable<double> number, Nullable<DateTimeOffset> dateTimeOffsetArg);

static member DateAdd : string * Nullable<double> * Nullable<DateTimeOffset> -> Nullable<DateTimeOffset>

Public Shared Function DateAdd (datePartArg As String, number As Nullable(Of Double), dateTimeOffsetArg As Nullable(Of DateTimeOffset)) As Nullable(Of DateTimeOffset)

Parameters

datePartArg

String

The part of the date to increment.

number

Nullable<Double>

The value used to increment a date by a specified amount.

dateTimeOffsetArg

Nullable<DateTimeOffset>

The date to increment.

Returns

Nullable<DateTimeOffset>

The new point in time, expressed as a date and time of day, relative to Coordinated Universal Time (UTC).

Attributes

DbFunctionAttribute SuppressMessageAttribute

DateAdd(String, Nullable<Double>, Nullable<DateTime>)

Returns a new datetime value based on adding an interval to the specified date.

[System.Data.Entity.DbFunction("SqlServer", "DATEADD")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="datePartArg")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="number")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId="date")]
public static Nullable<DateTime> DateAdd (string datePartArg, Nullable<double> number, Nullable<DateTime> date);

static member DateAdd : string * Nullable<double> * Nullable<DateTime> -> Nullable<DateTime>

Public Shared Function DateAdd (datePartArg As String, number As Nullable(Of Double), date As Nullable(Of DateTime)) As Nullable(Of DateTime)

Parameters

datePartArg

String

The part of the date to increment.

number

Nullable<Double>

The value used to increment a date by a specified amount.

date

Nullable<DateTime>

The date to increment.

Returns

Nullable<DateTime>

The new date.

Attributes

DbFunctionAttribute SuppressMessageAttribute