Doctrine\Common\Collections\Expr\ExpressionVisitor
An Expression visitor walks a graph of expressions and turns them into a query for the underlying implementation.
- Author: Benjamin Eberlei <kontakt@beberlei.de>
Synopsis
class ExpressionVisitor
{
- // methods
- public abstract mixed walkComparison()
- public abstract mixed walkValue()
- public abstract mixed walkCompositeExpression()
- public mixed dispatch()
Hierarchy
Extended by
Methods
public
- dispatch() — Dispatch walking an expression to the appropriate handler.
- walkComparison() — Convert a comparison expression into the target query language output
- walkCompositeExpression() — Convert a composite expression into the target query language output
- walkValue() — Convert a value expression into the target query language part.