PHP Doctrine\MongoDB\Aggregation Expr::expression Exemples

expression() public méthode

Allows any expression to be used as a field value.

See also: http://docs.mongodb.org/manual/meta/aggregation-quick-reference/#aggregation-expressions

public expression ( mixed | self $value )
$value	mixed | self

Exemple #1

Fichier : Operator.php Projet : letrunghieu/mongodb

 /**
  * Used to use an expression as field value. Can be any expression
  *
  * @see http://docs.mongodb.org/manual/meta/aggregation-quick-reference/#aggregation-expressions
  * @see Expr::expression
  * @param mixed|Expr $value
  * @return self
  */
 public function expression($value)
 {
     $this->expr->expression($value);
     return $this;
 }

Exemple #2

Fichier : ExprTest.php Projet : malukenho/mongodb

 /**
  * @expectedException \LogicException
  */
 public function testExpressionWithoutField()
 {
     $nestedExpr = new Expr();
     $nestedExpr->field('dayOfMonth')->dayOfMonth('$dateField')->field('dayOfWeek')->dayOfWeek('$dateField');
     $expr = new Expr();
     $expr->expression($nestedExpr);
 }