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
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()
获取Map容器中的键值对个数的方法是()。 A: len() B: length() C: size() D: values()
获取Map容器中的键值对个数的方法是()。 A: len() B: length() C: size() D: values()
下面关于MAP说法正确的有() A: MAP=1/3SBP+2/3DBP B: MAP=DBP+1/3脉压 C: MAP=CO×SVR D: MAP=(SBP+DBP)/2 E: MAP=(2DBP+SBP)×1/3
下面关于MAP说法正确的有() A: MAP=1/3SBP+2/3DBP B: MAP=DBP+1/3脉压 C: MAP=CO×SVR D: MAP=(SBP+DBP)/2 E: MAP=(2DBP+SBP)×1/3
给定如下Java代码,编译运行的结果是( )。public class Test { public static void main(String[] args) { Map[String, String] map = new HashMap[String, String](); String s = "code"; map.put(s, "1"); map.put(s, "2"); System.out.println(map.size()); }} A: 编译时发生错误 B: 运行时引发异常 C: 正确运行,输出:1 D: 正确运行,输出:2
给定如下Java代码,编译运行的结果是( )。public class Test { public static void main(String[] args) { Map[String, String] map = new HashMap[String, String](); String s = "code"; map.put(s, "1"); map.put(s, "2"); System.out.println(map.size()); }} A: 编译时发生错误 B: 运行时引发异常 C: 正确运行,输出:1 D: 正确运行,输出:2
We are going to discuss his suggestion that ______________________. A: everyone must have a map B: everyone has a map C: everyone have a map D: everyone had a map
We are going to discuss his suggestion that ______________________. A: everyone must have a map B: everyone has a map C: everyone have a map D: everyone had a map
下列语句正确的是?() A: Map B: Map<> C: HashMap< D: Map<String,String>
下列语句正确的是?() A: Map B: Map<> C: HashMap< D: Map<String,String>
平均动脉压的计算公式是() A: mAP=DBP+2/3(SBP-DBP) B: mAP=DBP+1/3(SBP-DBP) C: mAP=1/3(2SBP+DBP) D: mAP=2/3(SBP+2DBP) E: mAP=2DBP+1/3SBP
平均动脉压的计算公式是() A: mAP=DBP+2/3(SBP-DBP) B: mAP=DBP+1/3(SBP-DBP) C: mAP=1/3(2SBP+DBP) D: mAP=2/3(SBP+2DBP) E: mAP=2DBP+1/3SBP
There is ________ map in the classroom. ________ map is on the wall. A: a ; A B: the ; The C: a ; The D: the ; A
There is ________ map in the classroom. ________ map is on the wall. A: a ; A B: the ; The C: a ; The D: the ; A
给定如下Java代码,编译运行的结果是( )。public class Test {public static void main(String[] args) {Map<String, String> map = new HashMap<String, String>();String s = "code";map.put(s, "1");map.put(s, "2");System.out.println(map.size());}} A: 正确运行,输出:1 B: 编译时发生错误 C: 运行时引发异常 D: 正确运行,输出:2
给定如下Java代码,编译运行的结果是( )。public class Test {public static void main(String[] args) {Map<String, String> map = new HashMap<String, String>();String s = "code";map.put(s, "1");map.put(s, "2");System.out.println(map.size());}} A: 正确运行,输出:1 B: 编译时发生错误 C: 运行时引发异常 D: 正确运行,输出:2