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15 * This software consists of voluntary contributions made by many individuals
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20 namespace Doctrine\ORM\Query\AST;
23 * ComparisonExpression ::= ArithmeticExpression ComparisonOperator ( QuantifiedExpression | ArithmeticExpression ) |
24 * StringExpression ComparisonOperator (StringExpression | QuantifiedExpression) |
25 * BooleanExpression ("=" | "<>" | "!=") (BooleanExpression | QuantifiedExpression) |
26 * EnumExpression ("=" | "<>" | "!=") (EnumExpression | QuantifiedExpression) |
27 * DatetimeExpression ComparisonOperator (DatetimeExpression | QuantifiedExpression) |
28 * EntityExpression ("=" | "<>") (EntityExpression | QuantifiedExpression)
31 * @link www.doctrine-project.org
33 * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
34 * @author Jonathan Wage <jonwage@gmail.com>
35 * @author Roman Borschel <roman@code-factory.org>
37 class ComparisonExpression extends Node
39 public $leftExpression;
40 public $rightExpression;
43 public function __construct($leftExpr, $operator, $rightExpr)
45 $this->leftExpression = $leftExpr;
46 $this->rightExpression = $rightExpr;
47 $this->operator = $operator;
50 public function dispatch($sqlWalker)
52 return $sqlWalker->walkComparisonExpression($this);