Set类型的对象set可以以几种形式输出其内容?( ) A: Iterator it = set.iterator();while (it.hasNext()) {System.out.println(it.next());} B: for (int i = 0; i < set.size(); i++) {System.out.println(set.get(i));} C: System.out.println(set.toString()); D: for (Object obj : set) {System.out.println(obj);}
Set类型的对象set可以以几种形式输出其内容?( ) A: Iterator it = set.iterator();while (it.hasNext()) {System.out.println(it.next());} B: for (int i = 0; i < set.size(); i++) {System.out.println(set.get(i));} C: System.out.println(set.toString()); D: for (Object obj : set) {System.out.println(obj);}
We will have to pay them a large ______ of money fortheir service. A) size B) set C) amount D) series A: size B: set C: amount D: series
We will have to pay them a large ______ of money fortheir service. A) size B) set C) amount D) series A: size B: set C: amount D: series
The ratio of size of OOB and size of original data set is about( ). A: 0.63 B: 0.37 C: 0.62 D: 0.36
The ratio of size of OOB and size of original data set is about( ). A: 0.63 B: 0.37 C: 0.62 D: 0.36
阅读代码,选择正确答案。 import java.util.*; public class TestListSet{ public static void main(String args[]){ List list = new ArrayList(); list.add(“Hello”); ist.add(“Learn”); list.add(“Hello”); list.add(“Welcome”); et set = new HashSet(); set.addAll(list); System.out.println(set.size()); } }
阅读代码,选择正确答案。 import java.util.*; public class TestListSet{ public static void main(String args[]){ List list = new ArrayList(); list.add(“Hello”); ist.add(“Learn”); list.add(“Hello”); list.add(“Welcome”); et set = new HashSet(); set.addAll(list); System.out.println(set.size()); } }
Map集合中如何获取值的集合() A: values() B: size() C: Set
Map集合中如何获取值的集合() A: values() B: size() C: Set
The<br/>current screen ____ of this computer is set to 1024*768 pixels. A: size B: brightness C: solution D: resolution
The<br/>current screen ____ of this computer is set to 1024*768 pixels. A: size B: brightness C: solution D: resolution
设置Frame窗口的大小,应该使用的方法是( )。 A: setRectangle B: set C: size D: setSize
设置Frame窗口的大小,应该使用的方法是( )。 A: setRectangle B: set C: size D: setSize
Java程序设计中,Map根据键删除值的方法() A: size() B: put() C: remove() D: set()
Java程序设计中,Map根据键删除值的方法() A: size() B: put() C: remove() D: set()
He blends right into the crowd of teenagers and[input=type:blank,size:4][/input](只是他的⼝⾳与众不同). (set … apart)
He blends right into the crowd of teenagers and[input=type:blank,size:4][/input](只是他的⼝⾳与众不同). (set … apart)
在set接口中使用哪个方法查询元素数() A: clear() B: addAll() C: size() D: visitDeclared()
在set接口中使用哪个方法查询元素数() A: clear() B: addAll() C: size() D: visitDeclared()