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+数据类型：变量名：变量值
+
+int price=998;
+
+字符类型
+
+Strig name
+
+默认值：整数：int
+
+浮数点：double
+
+非数值：boolean
+
+数值：整数：byte，short，int long
+
+数值：浮数点：float，double
+
+符号：char
+
+```java
+public class niange { 
+    public static void main(String[] args) {
+            int Class=2; String name="念哥"; String tetx="你是"; 
+            System.out.println(name+tetx+"花儿，"+tetx+"光，"); 
+            System.out.println(tetx+"闽大顶呱呱，永远"+Class+"班，年年十八"); 
+            System.out.println("希望张老师把韩大帅哥的火鸡面分赵敏和李舒汶两包");
+     }
+}
+```