code: public function apply(Scope $scope, GenericList $arguments) {
  		$values = [];
  		
  		foreach ($arguments as $arg) {
  			if ($arg instanceof GenericList) {
  				if (count($arg) < 1) throw new \InvalidArgumentException("ArrayBuilder: No key defined.");
  				if (count($arg) < 2) throw new \InvalidArgumentException("ArrayBuilder: No value defined.");
  				//obtain symbol pair
  				list($key, $value) = $arg;
  				$key = $key->evaluate($scope);
  				$values[$key] = $value->evaluate($scope);
  			}
  			else $values[] = $arg->evaluate($scope);
  		}
  	
  		return $values;
  	}
docs: Builds an array with the specified elements
  Usage: (array 1 null "Hello" (-7 56.25) ("key" "val"))
  Returns: array
  (non-PHPdoc)
  @see \eMacros\Applicable::apply()