下列哪个选项的java源文件代码片段是不正确的? A: packagetestpackage;publicclassTest{} B: importjava.io.*;packagetestpaekage;publicclassTest{} C: importjava.io.*;classPerson{}publicclassTest{} D: importjava.io.*;importjava.awt.*;publicclassTest{}
下列哪个选项的java源文件代码片段是不正确的? A: packagetestpackage;publicclassTest{} B: importjava.io.*;packagetestpaekage;publicclassTest{} C: importjava.io.*;classPerson{}publicclassTest{} D: importjava.io.*;importjava.awt.*;publicclassTest{}
阅读下列代码 PublicclassTest { Publicstaticvoidmain(Stringargs[]) { System.out.println((3>2)?4:5); } } 其运行结果是()
阅读下列代码 PublicclassTest { Publicstaticvoidmain(Stringargs[]) { System.out.println((3>2)?4:5); } } 其运行结果是()
【填空题】publicclasstest3{publicstaticvoidmain(Stringargs[]){ int[] a=newint[5]; for(int i:a){ System.out.print(i+"$"); }}}运行结果为
【填空题】publicclasstest3{publicstaticvoidmain(Stringargs[]){ int[] a=newint[5]; for(int i:a){ System.out.print(i+"$"); }}}运行结果为
以下程序段输出结果的是publicclassTest{publicstaticvoidmain(Stringargs[]){Stringstr="ABCDE";str.substring(3);str.concat("XYZ");System.out.print(str);}}
以下程序段输出结果的是publicclassTest{publicstaticvoidmain(Stringargs[]){Stringstr="ABCDE";str.substring(3);str.concat("XYZ");System.out.print(str);}}
以下代码的输出结果为? publicclassTest{ publicstaticvoidmain(Stringargv[]){ intx=6; m(x); x++; System.out.println(x); } staticvoidm(inta){ a+=3; } }
以下代码的输出结果为? publicclassTest{ publicstaticvoidmain(Stringargv[]){ intx=6; m(x); x++; System.out.println(x); } staticvoidm(inta){ a+=3; } }
下列程序的运行结果是:publicclassTest{publicstaticvoidmain(Stringargs[]){intm[]={1,2,3,4,5,6,7,8};intsum=0;for(inti=0;i8;i++){sum=sum+m[i];if(i==3)break;}System.out.println(sum);}}
下列程序的运行结果是:publicclassTest{publicstaticvoidmain(Stringargs[]){intm[]={1,2,3,4,5,6,7,8};intsum=0;for(inti=0;i8;i++){sum=sum+m[i];if(i==3)break;}System.out.println(sum);}}
阅读下列的程序 publicclassTest3{ publicstaticvoidmain(String[]args){__________________________________________________}} classOuter{ staticclassInner{ publicvoidmethod(){ System.out.println(}}} 下列选项中,可以正确输出method()方法的是
阅读下列的程序 publicclassTest3{ publicstaticvoidmain(String[]args){__________________________________________________}} classOuter{ staticclassInner{ publicvoidmethod(){ System.out.println(}}} 下列选项中,可以正确输出method()方法的是
publicclassTest{publicintcall(){staticinti=0;i++;System.out.println(i);}publicstaticvoidmain(Stringargs[]){Testtest=newTest();test.call();}}
publicclassTest{publicintcall(){staticinti=0;i++;System.out.println(i);}publicstaticvoidmain(Stringargs[]){Testtest=newTest();test.call();}}
当编译和运行下列代码时会发生什么?PublicclassTest{publicstaticvoidmain(){System.out.println('helloworld');}}
当编译和运行下列代码时会发生什么?PublicclassTest{publicstaticvoidmain(){System.out.println('helloworld');}}
下面代码运行结果是()。publicclassTest{publicstaticvoidmain(String[]args){int[]a=newint[3];int[]b=newint[]{1,2,3,4,5};a=b;for(inti=0;i<=b.length;i++){System.out.print(a[i]+ " "); }}}[/i] A: 1 2 3 4 B: 1 2 3 C: 0 1 2 3 4 D: 数组越界异常
下面代码运行结果是()。publicclassTest{publicstaticvoidmain(String[]args){int[]a=newint[3];int[]b=newint[]{1,2,3,4,5};a=b;for(inti=0;i<=b.length;i++){System.out.print(a[i]+ " "); }}}[/i] A: 1 2 3 4 B: 1 2 3 C: 0 1 2 3 4 D: 数组越界异常