class test_private
{

private var tmp1:String; //聲明tmp為私有變量

public var tmp2:String; //不加public默認都為公有變量

 function test_private()
{
tmp1 = "私有變量"; //賦值

tmp2 = "公有變量";

} 

}

var myclass:test_private = new test_private();
trace("tmp1="   myclass.tmp1);
trace("tmp2="   myclass.tmp2);

var myclass = new test_private();
trace("tmp1="   myclass.tmp1);
trace("tmp2="   myclass.tmp2);

//建立一個test1.as的類文件
class test1
{
	 private var hide_txt:String;
	 private var show_txt:String;
	
	 private function hide_sq()
	 {
		 _root.square._visible = false;
	 }
	private function show_sq()
	{
		_root.square._visible=true;
	}
}

class test2 extends test1
{
	 function test2()
	 {
		 hide_txt = "隱藏"; //繼續(xù)了test1的變量,我們可以給他賦值
		 show_txt="顯示";
		
		  
	 }
	
	
}

on (release) {
	var myclass= new test2();
	myclass.hide_sq();  //繼續(xù)了test1.as中的方法
	txt.text = myclass.hide_txt; 
//這是在test2.as中賦值的test1.as中的變量,說明繼續(xù)之后變更為自己的特性
}

on (release) {
	var myclass = new test2();
	myclass.show_sq();
	txt.text = myclass.show_txt;
}

var hide_txt:String;
var show_txt:String;

function hide_sq()
	 {
		 _root.square._visible = false;
	 }
 function show_sq()
	{
		_root.square._visible=true;
	}

class test4
{
#include "test3.as" 
//這里引用test3.as文件.注重沒(;)號結尾不然會出現(xiàn)一個語法錯誤

function test4()
	 {
		 hide_txt = "隱藏";
		 show_txt="顯示";
		 
	 }

}

on (release) {
	var myclass:test4 = new test4();
	myclass.show_sq()
	txt.text = myclass.show_txt;
}


on (release) {
	var myclass:test4= new test4();
	myclass.hide_sq()
	txt.text = myclass.hide_txt;
}