controller/frontend/src/Controller/Frontend/Product/Standard.php
public function product( $prodIds )
	{
		if( !empty( $prodIds ) && ( $ids = array_unique( $this->validateIds( (array) $prodIds ) ) ) !== [] ) {
			$this->conditions[] = $this->filter->compare( '==', 'product.id', $ids );
		}

		return $this;
	}
public function product( $prodIds )
	{
		if( !empty( $prodIds ) && ( $ids = array_unique( $this->validateIds( (array) $prodIds ) ) ) !== [] ) {
			$this->conditions[] = $this->filter->compare( '==', 'product.id', $ids );
		}

		return $this;
	}
public function product ( $ prodIds ) { if ( ! empty ( $ prodIds ) && ( $ ids = array_unique ( $ this -> validateIds ( ( array ) $ prodIds ) ) ) !== [ ] ) { $ this -> conditions [ ] = $ this -> filter -> compare ( '==' , 'product.id' , $ ids ) ; } return $ this ; }
Adds product IDs for filtering

@param array|string $prodIds Product ID or list of IDs
@return \Aimeos\Controller\Frontend\Product\Iface Product controller for fluent interface
@since 2019.04
Adds product IDs for filtering