Επεξεργασία

Κοινή χρήση μέσω

EdmFunctions.DiffHours(DbExpression, DbExpression) Method

  • Reference

Definition

Namespace:
System.Data.Common.CommandTrees.ExpressionBuilder
Assembly:
System.Data.Entity.dll

Creates a DbFunctionExpression that invokes the canonical 'DiffHours' function with the specified arguments, which must each have DateTime, DateTimeOffset or Time result type. The result type of the expression is Edm.Int32.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Data::Common::CommandTrees::DbFunctionExpression ^ DiffHours(System::Data::Common::CommandTrees::DbExpression ^ timeValue1, System::Data::Common::CommandTrees::DbExpression ^ timeValue2);
public static System.Data.Common.CommandTrees.DbFunctionExpression DiffHours (this System.Data.Common.CommandTrees.DbExpression timeValue1, System.Data.Common.CommandTrees.DbExpression timeValue2);
static member DiffHours : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression
<Extension()>
Public Function DiffHours (timeValue1 As DbExpression, timeValue2 As DbExpression) As DbFunctionExpression

Parameters

timeValue1
DbExpression

An expression that specifies the first time value argument.

timeValue2
DbExpression

An expression that specifies the second time value argument.

Returns

DbFunctionExpression

A new DbFunctionExpression that returns the number of hours that is the difference between timeValue1 and timeValue2.

Applies to