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<?php
namespace Helix\DB\Fluent;
use Helix\DB;
use Helix\DB\FactoryTrait;
/**
* A literal expression, exempt from being quoted.
*
* @method static static factory(DB $db, string $expression)
*/
class Expression implements ExpressionInterface {
use FactoryTrait;
* @var DB
protected $db;
* @var string
protected $expression;
* @param DB $db
* @param string $expression
public function __construct (DB $db, string $expression) {
$this->db = $db;
$this->expression = $expression;
}
* @return string
public function __toString () {
return $this->expression;