Updates to unbound parameters cause no side effects. In the first example, the value parameter of the Count component is not bound, and this is perfectly valid.
Updates to unbound parameters cause no side effects. In the first example, the value parameter of the Count component is not bound, and this is perfectly valid.
更新对于未绑定的参数不起作用。在第一个例子中，Count组件的value参数没有绑定，这完全是有效的。