[This topic is pre-release documentation and is subject to change in future releases. Blank topics are included as placeholders.]
Allows visitor to indicate whether to visit a given node.
Implicitly if a visitor doesn't visit a node it would also not visit any descendent child nodes of that node.
Namespace: net.esper.eql.expression
Assembly:
NEsper (in NEsper.dll)
Syntax
Visual Basic (Declaration) |
---|
Function IsVisit ( _
exprNode As ExprNode _
) As Boolean |
Parameters
- exprNode
- net.esper.eql.expression.ExprNode
is the node in questions
Return Value
true if the visitor wants to visit the child node (next call is visit), or false to skip child