TextEditor的validType不能设置的验证类型()A、DIGITB、NULLC、IDCARDD、STRING
TextEditor的validType不能设置的验证类型()
- A、DIGIT
- B、NULL
- C、IDCARD
- D、STRING
相关考题:
如果你试图编译下面的代码会发生什么事? Class MyString extends String{ } A.代码编译成功B.代码不能编译,因为没有定义一个main()方法C.代码不能编译,因为String是abstract类型的D.代码不能编译,因为String是final类型的
publicclassTest{privatestaticint[]x;publicstaticvoidmain(String[]args){System.out.println(x[0]);}}Whatistheresult?() A.0B.nullC.Compilationfails.D.ANullPointerExceptionisthrownatruntime.E.AnArrayIndexOutOfBoundsExceptionisthrownatruntime.
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编译代码classMySstringextendsString{}会出现的情况是()A、成功编译B、不能编译,因为没有main方法C、不能编译,因为String是abstract类型的D、不能编译,因为String是final类型的
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public class Test { public static void main( String[] args) { String foo = args[1]; String bar = args[2]; String baz = args[3]; System.out.println(“baz = “ + baz); } } And the command line invocation: java Test red green blue What is the result?() A、 baz =B、 baz = nullC、 baz = blueD、 Compilation fails.E、 An exception is thrown at runtime.
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int index = 1; String [] test = new String[3]; String foo = test[index]; What is the result?() A、 Foo has the value “”B、 Foo has the value nullC、 An exception is thrownD、 The code will not compile
类Student代码如下:D class Student{ String name; int age; Student(String nm){ (构造方法) name = nm; } } 执行语句Student stu = new Student()后,字段age的值是哪项?()A、 0B、 nullC、 falseD、 编译错误
单选题编译代码classMySstringextendsString{}会出现的情况是()A成功编译B不能编译,因为没有main方法C不能编译,因为String是abstract类型的D不能编译,因为String是final类型的
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单选题int index = 1; String [] test = new String[3]; String foo = test[index]; What is the result?()A Foo has the value “”B Foo has the value nullC An exception is thrownD The code will not compile
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单选题int index = 1; String test = new String; String foo = test[index]; What is the result?()A Foo has the value “”B Foo has the value nullC An exception is thrownD The code will not compile
单选题你编译代码classMySstringextendsString{}会出现的情况是()A成功编译B不能编译,因为没有main方法C不能编译,因为String是abstract类型的D不能编译,因为String是final类型的