摘要:
package com.itheima; public class intger_02 { public static void main(String[] args) { //int和string的相互转换 int number=100; //方式一 String s1=number+""; Sy 阅读全文
摘要:
package com.itheima; public class intger_01 { public static void main(String[] args) { Integer i1=new Integer(100);//根据int做创建Integer对象(过时) Integer i2= 阅读全文
摘要:
package com.itheima; import javax.swing.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.nio.charset.StandardCh 阅读全文