# 066 TestIfElse2.java package ch04; /* * 此範例說明Nested if - else流程觀念 * 另使用equals進行比對字串示範 */ public class TestIfElse2 { int age = 29; String sex = "女"; // "男" if (age <= 29) if (sex.equals("女")) System.out.println("我請妳看電影^_^"); else System.out.println("謝謝再聯絡!"); else System.out.println("謝謝再聯絡!"); --- //可以改成以下寫法 if (age <= 29 && sex.equals("女")) System.out.println("我請妳看電影^_^"); else System.out.println("謝謝再聯絡!"); } }