2, the interface implementation of polymorphic: Animal interface, two abstract methods: call cry () and eat eat (), class implements the interface,
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Public class car {private String name;//private variable
Private String age;
Private String pro;
Public String getName () {//remove the variable
return name; }
Public void elegantly-named setName (String n)
{name=n; }
Public String getAge () {
Return the age; }
Public String getPro () {
Return pro;
}
Public void getAllInfo () {
System. The out. Println (" name "+ name);
}
Public static void main (String arges []) {
The car c=new car ();
C.n ame="pear flower";
C.g etAllInfo ();
}
}
Interface cat {
Void the eat ();
Void cry ();
Maybe have wrong please correct me
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