public class TestCollection {
public static void main(String[] args) {
TestCollection t = new TestCollection();
char ch = 'y';
t.test(ch);
}
public void test(String str){
System.out.println("i am a string");
}
public void test(int i){
System.out.println("i am a int");
}
}
结果为什么是 i am a int?