1.if(){}else{}分支
代码如下:
public class ifDome { public static void main(String[] arys){ int x = 10; if (x<30){ System.out.print("你个穷鬼,这是if语句,学会了吗?"); }else { System.out.print("着是else语句!你的结果是比条件的值小"); } } }
2.多个else if(){}语句
代码如下:
public class mangElseDemo { public static void main(String[] arys) { int x = 10; if (x == 10) { System.out.print("value of x:" + x); } else if (x == 20) { System.out.print("value of x:" + x); } else if (x == 30) { System.out.print("value of x:" + x); } else { System.out.print("这是else语句!"); } } }
3.switch分支语句
代码如下:
public class switchDemo { public static void main(String[] arys) { char grade = 'E'; switch (grade) { case 'A': System.out.print("优秀"); break; case 'B': case 'C': System.out.print("良好"); break; case 'D': System.out.print("及格"); break; case 'E': System.out.print("不及格"); break; } } }
多动手,丰衣足食,才是硬道理!