基本数据类型及其包装类

package Object;


import org.junit.Test;

public class WrapperTest {
	//基本数据类型->包装类:调用包装类的构造器
	@Test
	public void test1() {
		int num=10;
//		System.out.println(num.toString());   //基本数据类型没有类的特征
		Integer num1=new Integer(num);
		System.out.println(num1.equals(new Integer(10)));  //true
		Float f1=new Float(12.3);
		Float f2=new Float("12.3");
		System.out.println(f1.equals(f2)); //true
		Boolean b1=new Boolean(true);	//true
		Boolean b2=new Boolean("true");  //true
		Boolean b3=new Boolean("true123");	//false
		Boolean b4=new Boolean("TrUe");		//true
		Order1 order=new Order1();
		System.out.println(order.isMale);  //false
		System.out.println(order.isFemale);   //null
	}
}
class Order1{
	boolean isMale;
	Boolean isFemale;
}