public static void parse(String str) { try { float f= Float.parseFloat(str); } catch (NumberFormatException nfe) { f= 0; } finally { System.out.println(f); } } public static void main(String[] args) { parse(”invalid”); } What is the result?()
相似题目
-
执行以下代码会输出什么结果?() public class Test { StringgetStr(String s){ return s + “hello”; } public static void main(String arg[]) { Test t= new Test(); System.out.println(t.getStr(“LiLei\n”)); } }
-
public class X { public static void main (String[]args) { string s = new string (“Hello”); modify(s); System.out.printIn(s); } public static void modify (String s) { s += “world!”; } } What is the result?()
-
下面程序的输出结果是() public class Test{ public static void main(String[] args){ String s = “abc dsf ghi”; String[] arr = s.split(“\s”); System.out.println(arr.length); } }
-
现有: import java.util.*; class ScanStuff { public static void main (String [] args) { String S= "x,yy,123"; Scanner sc = new Scanner (s); while (sc.hasNext()) System.out.print (sc.next() +" "); } } 结果是什么?()
-
public class EqTest{() Public static void main(String args[]) EqTest e=new EqTest(); } EqTest(){ String s=”Java”; String s2=”java”; //在这儿放置测试代码 {Systrm.out.println(“相等”); Else{System.out.println(“不相等”)} } } 在上面的java代码的注释行位置,放置()测试代码能输出“相等”结果
-
public class foo { public static void main (Stringargs) { String s; system.out.printIn (“s=” + s); } } What is the result?()
-
import java.util.*; class ScanStuff { public static void main(String [] args) { String s = "x,yy,123"; Scanner sc = new Scanner(s); while (sc.hasNext()) System.out.print(sc.next() + " "); } } 结果是什么?()
-
class DemoApp{ public static void main(String[] args){ int x = 5; int y = ++x + x++; S ystem.out.println(“y=”+y+”,x=”+x); } } 以上程序运行后的输出结果是哪项?()
-
public class TestString3 { public static void main(String[] args) { // insert code here System.out.println(s); } } Which two code fragments, inserted independently at line 3, generate the output 4247?()
-
class Wrench2 { int size; public static void main(String [] args) { Wrench2 w = new Wrench2(); w.size = 9; Wrench2 w2 = go(w, w.size); System.out.print(w2.size); } static Wrench2 go(Wrench2 wr, int s) { s = 7; return wr; } } 结果为:()
-
Given: 310-025 Leading the way in IT testing and certification tools, www.testking.com - 48 - public class foo { static String s; public static void main (Stringargs) { system.out.printIn (“s=” + s); } } What is the result?()
-
public class X { public static void main (Stringargs) { string s = new string (“Hello”); modify(s); System.out.printIn(s); } public static void modify (String s) { s += “world!”; } } What is the result?()
-
下面代码的运行结果为:( )import java.io.*;import java.util.*;public class foo{public static void main (String[] args){String s;System.out.println(s= + s);}}
-
请写出以下程序运行结果:public class Main { public Main() { System.out.print(main ); } public Main(String s) { this(); System.out.print(main with +s); } public static void main(String[] args) { Main main = new Main(wow); } }
-
以下代码运行结果是class Base {}class Sub extends Base {}class Sub2 extends Base {}class CEx{public static void main(String argv[]){Base b = new Base();Sub s = (Sub) b;}}
-
读代码:public class foo {static String s;public static void main (String[]args) {System.out.println (“s=” + s);}}结果是:
-
有如下程序段:public class ish{public static void main(String[] args) {String s='call me ishmae';System.out.println(s.charAt(s.length()-1));}}则输出结果为?
-
public static void main(String[] args) {LinkedList list=new LinkedList();list.add(\A\);list.add(\B\);String s=(String)list.get(2);System.out.println(s);}编译运行的结果是
-
以下哪个方法不可以加入类Son? ( )class Father{public void methodOne(int i){}public void methodTwo(int i){}public static void methodTree(int i){}public static void methodFour(int i){}}class Son extends Father{…}
-
请写出以下程序运行结果:public class Main { public Main() { System.out.print(\main \); } public Main(String s) { this(); System.out.print(\mian with \+s); } public static void main(String[] args) { Main main = new Main(\wow\); } }
-
请说出E类中标注的【代码】的输出结果。 public class E{ public static void main (){ s=s+"好吃"; } }
-
代码三: public class Test03 { public static void main(); } }
-
下列程序运行后的输出结果是_public class Foo{ public static void main(String[] args){ String s; System.out.println(“s=” + s); }}()
-
代码四: public class Test04 { public static void main(); n--; } } }
推荐题目
- 党派团体、宗教组织属于()。
- 呼吸监测仪显示的阻力环的横坐标和纵坐标分别是()
- 根据《建设工程工程量清单计价规范》(GB50500—2013)的规定,在分部分项工程量清单的项目编码中,表示分项工程项目名称顺序码的是()。
- 凝胶灯的工作原理是通过紫外线A线激活光敏引发剂中的(),与丙烯酸树脂中的双基通过光合反应催化而固化成型。
- 目前公认检测CK-MB的较好方法是()
- 患儿男,孕36周出生。出生体重2000g,生后1天,吸吮欠佳。睾丸未降,皮肤毳毛多。该患儿体温调节的特点叙述不正确的是()
- 灌浆的混凝土强度达到设计强度的()以上时,方能进行最终找平,找正。
- 省联社审计机构可根据实际工作需要,经有权机构或人员审批后,对全省农商行(农信社)进行()
- Xn接口是4G基站同5G基站之间的接口。()
- 女性,28岁。自幼右颈部有一毛细血管瘤,用131碘贴片治疗,10年前因颈前一部发现肿块,直径1cm,不痛,近个月来无任何诱因,肿块增大,约2.5cm×1.5cm×1cm颈部未及肿大淋巴结,应首先诊断为:()