public class C {
public static void main(String[] args) {
System.out.println("\"");
System.out.println("\" ".trim().equals("\""));
}
}
public static void main(String[] args) {
System.out.println("\"");
System.out.println("\" ".trim().equals("\""));
}
}
——Returns the string representation of the char argument .
不知楼主是不是这个意思?