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Expressions

The Doctrine\Common\Collections\Expr\Comparison class can be used to create expressions to be used with the Doctrine\Common\Collections\Criteria class. It has the following operator constants:

  • Comparison::EQ
  • Comparison::NEQ
  • Comparison::LT
  • Comparison::LTE
  • Comparison::GT
  • Comparison::GTE
  • Comparison::IS
  • Comparison::IN
  • Comparison::NIN
  • Comparison::CONTAINS
  • Comparison::MEMBER_OF
  • Comparison::STARTS_WITH
  • Comparison::ENDS_WITH

The Doctrine\Common\Collections\Criteria class has the following API to be used with expressions:

where

Sets the where expression to evaluate when this Criteria is searched for.

1$expr = new Comparison('key', Comparison::EQ, 'value');

$criteria->where($expr);


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andWhere

Appends the where expression to evaluate when this Criteria is searched for using an AND with previous expression.

1$expr = new Comparison('key', Comparison::EQ, 'value');

$criteria->andWhere($expr);


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orWhere

Appends the where expression to evaluate when this Criteria is searched for using an OR with previous expression.

1$expr1 = new Comparison('key', Comparison::EQ, 'value1');
$expr2 = new Comparison('key', Comparison::EQ, 'value2');

$criteria->where($expr1);
$criteria->orWhere($expr2);


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orderBy

Sets the ordering of the result of this Criteria.

1$criteria->orderBy(['name' => Criteria::ASC]);

setFirstResult

Set the number of first result that this Criteria should return.

1$criteria->setFirstResult(0);

getFirstResult

Gets the current first result option of this Criteria.

1$criteria->setFirstResult(10);

echo $criteria->getFirstResult(); // 10


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setMaxResults

Sets the max results that this Criteria should return.

1$criteria->setMaxResults(20);

getMaxResults

Gets the current max results option of this Criteria.

1$criteria->setMaxResults(20);

echo $criteria->getMaxResults(); // 20


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