问题:
现有:
class Parser extends Utilis {
public static void main (String [] args) {
try { System. out.print (new Parser ( ) .getlnt ("42")} ;
} catch (NumberFormatException n) {
System.out .println ( "NFExc" ) ; }
}
int getlnt (String arg) throws NumberFormatException{
return Integer.parselnt (arg) ;
}
class Utils {
int getlnt (String arg) { return 42; }
}
结果为 :()
A . NFExc
B . 42
C . 42NFExc
D . 编译失败
现有:
class Parser extends Utilis {
public static void main (String [] args) {
try { System. out.print (new Parser ( ) .getlnt ("42")} ;
} catch (NumberFormatException n) {
System.out .println ( "NFExc" ) ; }
}
int getlnt (String arg) throws NumberFormatException{
return Integer.parselnt (arg) ;
}
class Utils {
int getlnt (String arg) { return 42; }
}
结果为 :()
● 参考解析
本题暂无解析