day03-循环流程--while循环

day03/src/com/inmind/while04/Demo07.java

@@ -0,0 +1,36 @@
+package com.inmind.while04;
+/*
+循环变量初始化①
+  while(循环条件②){
+    循环体③
+    修改循环变量④
+}
+
+顺序：①②③④>②③④>②③④…②不满足为止。
+*/
+public class Demo07 {
+    public static void main(String[] args) {
+        //打印1~10的值
+        int j = 1;
+        while(j<=10){
+            System.out.println(j);
+            j++;
+        }
+        System.out.println("-----------------------");
+        //打印10~1的值
+        int k = 10;
+        while (k >= 1) {
+            System.out.println(k);
+            k--;
+        }
+        System.out.println("-----------------------");
+        //打印A~Z的值
+        char c = 'A';
+        while (c <= 'Z') {
+            System.out.println(c);
+            c++;
+        }
+
+        System.out.println("程序结束");
+    }
+}