Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
用例中有两个需要变化的字符串为空的用例 分别是 l=[ '5', ''] 结果为3 l=['10', ''] 结果为6
与 慕测论坛 的连接断开，我们正在尝试重连，请耐心等待