单选题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.
单选题
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 = null
C
baz = blue
D
Compilation fails.
E
An exception is thrown at runtime.
参考解析
解析:
A java.lang.ArrayIndexOutOfBoundsException is thrown because of line 3, should be args[0].
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