单选题
发布日期:2020-04-10
Compilation fails.
An exception is thrown at runtime.
The variable first is set to null.
The variable first is set to elements[0].
题王网让考试变得更简单
扫码关注题王,更多免费功能准备上线!
此试题出现在
其他考试
Which command will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a router interface?()
A(n) () is a special type of valve which prevents the passage of steam but allows condensate to pass.
急性肾小球肾炎的严重病例常发生在起病的()
“非精密进近设备”通常指什么?能否提供高度上的引导?
在炎症、创伤、心肌梗死、感染等情况下浓度降低的急性时相反应蛋白是()。
决策者已经知道未来出现哪种自然状态情况下的决策,这种决策问题称为()。
环境保护主管部门作出限制生产、停产整治决定的,应当制作(),也可以在行政处罚决定书中载明。
对社会保险会计账务,要建立和完善对账制度,坚持“()”。
魏源与龚自珍的一个重要区别是()。
开工恒温脱水的目的是什么?如何判断水份已经脱尽?
暂无相关推荐~
String[] elements = { “for”, “tea”, “too” }; String first = (elements.length &g...
Given: String[] elements = { "for", "tea", "too" }; String first = (elements.len...
String[] elements={"for","tea","too"}; String first=(elements.length>0)?eleme...
将The rows of tea trees,the grace of tea girls,and the sound of tea songs send yo...
String s=new String("xyz");创建了几个String Object?
String s = new String("xyz");创建了几个String Object?
var x="this"+"is a string.";x的值为this is a string。()
— Can I get you a cup of tea—()
Does that tea have enough sugar in it?()
Does that tea have enough sugar in it?()