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PreviousExpression Class

Previous function for obtaining property values of previous events.
Inheritance Hierarchy
SystemObject
  com.espertech.esper.common.client.sodaExpressionBase
    com.espertech.esper.common.client.sodaPreviousExpression

Namespace:  com.espertech.esper.common.client.soda
Assembly:  NEsper.Common (in NEsper.Common.dll) Version: 8.0.0.0
Syntax
C#
[SerializableAttribute]
public class PreviousExpression : ExpressionBase

The PreviousExpression type exposes the following members.

Constructors
Properties
  NameDescription
Public propertyChildren
Returns the list of sub-expressions to the current expression.
(Inherited from ExpressionBase.)
Public propertyPrecedence (Overrides ExpressionBasePrecedence.)
Public propertyTreeObjectName (Inherited from ExpressionBase.)
Public propertyType
Returns the type of the previous expression (tail, first, window, count)
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Methods
  NameDescription
Public methodAddChild
Adds a new child expression to the current expression.
(Inherited from ExpressionBase.)
Public methodToEPL (Inherited from ExpressionBase.)
Public methodToPrecedenceFreeEPL (Overrides ExpressionBaseToPrecedenceFreeEPL(TextWriter).)
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See Also