# C1.C1Preview.DataBinding.Expression ## Content

Expression Class

Represents an expression that can be used is calculated fields, grouping, sorting etc.

Expression

[C1ClassSerialization(true)]
public class Expression : ICloneable

<C1ClassSerialization(True)>
Public Class Expression
    Implements ICloneable

The following classes use expressions:

Name	Description
Expression()	Initializes a new instance of the Expression class.
Expression(string)	Initializes a new instance of the Expression class.

Name	Description
Text	Gets or sets the text of the current Expression. If not set, an empty string is returned.

Name	Description
AssignFrom(Expression)	Assigns (copies) properties from another Expression to the current object.
Clone()	Creates a copy of the current Expression object.