# C1.WPF.Binding.Expression ## Content

Expression Class

Base class that represents parsed expressions.

Expression

public class Expression : IComparable<Expression>

Public Class Expression
    Implements IComparable(Of Expression)

For example:

Expression expr = scriptEngine.Parse(strExpression);
object val = expr.Evaluate();

Name	Description
CompareTo(Expression)	Compares the value of this Expression to the value of another Expression.
Evaluate()	Returns the value of the Expression.
Optimize()	Returns an equal or simpler (but equivalent) version of the Expression.

Name	Description
implicit operator bool(Expression)	Evaluates the expression and returns the result converted to a Boolean value.
implicit operator DateTime(Expression)	Evaluates the expression and returns the result converted to a DateTime value.
implicit operator double(Expression)	Evaluates the expression and returns the result converted to a double.
implicit operator string(Expression)	Evaluates the expression and returns the result converted to a string.