$attributes Additional attributes * @param Identifier|null $name Parameter name (for named parameters) */ public function __construct( Expr $value, bool $byRef = false, bool $unpack = false, array $attributes = [], ?Identifier $name = null ) { $this->attributes = $attributes; $this->name = $name; $this->value = $value; $this->byRef = $byRef; $this->unpack = $unpack; } public function getSubNodeNames(): array { return ['name', 'value', 'byRef', 'unpack']; } public function getType(): string { return 'Arg'; } }