EdmFunctions.Concat(DbExpression, DbExpression) Method

Reference

Definition

Namespace:: System.Data.Common.CommandTrees.ExpressionBuilder

Assembly:: System.Data.Entity.dll

Important

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Creates a DbFunctionExpression that invokes the canonical 'Concat' function with the specified arguments, which must each have a string result type. The result type of the expression is string.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Data::Common::CommandTrees::DbFunctionExpression ^ Concat(System::Data::Common::CommandTrees::DbExpression ^ string1, System::Data::Common::CommandTrees::DbExpression ^ string2);

public static System.Data.Common.CommandTrees.DbFunctionExpression Concat (this System.Data.Common.CommandTrees.DbExpression string1, System.Data.Common.CommandTrees.DbExpression string2);

static member Concat : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression

<Extension()>
Public Function Concat (string1 As DbExpression, string2 As DbExpression) As DbFunctionExpression

Parameters

string1: DbExpression

An expression that specifies the string that should appear first in the concatenated result string.

string2: DbExpression

An expression that specifies the string that should appear second in the concatenated result string.

Returns

DbFunctionExpression

A new DbFunctionExpression that produces the concatenated string.

Exceptions

ArgumentNullException

string1 or string2 is null.

ArgumentException

string1 or string2 is invalid.

Applies to