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DbExpressionBuilder.Like Method (DbExpression, DbExpression)

.NET Framework 4.5

Creates a new DbLikeExpression that compares the specified input string to the given pattern.

Namespace:  System.Data.Common.CommandTrees.ExpressionBuilder
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public static DbLikeExpression Like(
	this DbExpression argument,
	DbExpression pattern


Type: System.Data.Common.CommandTrees.DbExpression

An expression that specifies the input string.

Type: System.Data.Common.CommandTrees.DbExpression

An expression that specifies the pattern string.

Return Value

Type: System.Data.Common.CommandTrees.DbLikeExpression
A new DbLikeExpression with the specified input, pattern and a null escape.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type DbExpression. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).


Argument or pattern is null.


Argument or pattern does not have a string result type.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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