生活已是百般艰难,为何不努力一点。下面图老师就给大家分享Prototype实战教程----8.顶层对象,希望可以让热爱学习的朋友们体会到设计的小小的乐趣。
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htmlheadtitle顶层元素/titlescript src="prototype.js"/scriptscriptvar Person=Class.create();Person.prototype={ initialize:function(){}, name:'', birthday:'', age:'', Show:function(){alert("This is "+this.name);} }; function TestPerson() { var p=new Person(); p.name="Tom"; p.age=4; p.birthday="1997-7-1"; p.Show(); }; var User=Class.create(); User.prototype={ initialize:function(){}, userid:'', Report:function() { alert("UserID:"+this.userid+" Name:"+this.name+" Age:"+this.age+" Birthday:"+this.birthday); } }; Object.extend(User.prototype,Person.prototype); function TestUser() { var user=new User(); user.name="Chou Fat"; user.age=4; user.userid=2396 user.birthday="1997-7-1"; user.Show(); user.Report(); } function ShowPrototypeInfo() {alert(Prototype.Version+" "+Prototype.ScriptFragment); } function TestInspect() {var s="wanfangsoftcenter"; alert(Object.inspect(s)); } //------------------------------------------------------- function testFunctionBind() { var person=new Person(); person.name="Jerry"; person.age=4; person.birthday="1997-7-1"; var user=new User(); user.name="Tom"; user.age=5; user.userid=2396 user.birthday="1999-12-20"; var handler=user.Report.bind(person); handler(); } var Listener=new Class.create(); Listener.prototype={ initialize:function(btn,message) { $(btn).onclick=this.showMessage.bindAsEventListener(message); }, showMessage:function(message){ alert(message); } }; var listener=new Listener("testEventListener","点击!");/script
body input type=button value="ShowPrototypeInfo" onclick='return ShowPrototypeInfo();' /显示Prototype的基本信息brhrinput type=button value="TestPerson" onclick='return TestPerson();' /利用我们创建的Person类生成一个p对象 检测一下是否成功brinput type=button value="TestUser" onclick='return TestUser();' /User类继承Person类,生成一个User对象 检测一下是否成功brinput type=button value="TestInspect" onclick='return TestInspect();' /测试一下Object的Inspect方法brinput type=button value="testFunctionBind" onclick='return testFunctionBind();' /测试一下Object的FunctionBind方法brinput type=button value="testEventListener" id="testEventListener" /testEventListenerbrscript var Listener=new Class.create(); Listener.prototype={ initialize:function(btn,message) { this.message=message; $(btn).onclick=this.showMessage.bindAsEventListener(this); }, showMessage:function(){ alert(this.message); } }; var listener=new Listener("testEventListener","点击!");(本文来源于图老师网站,更多请访问http://www.tulaoshi.com/webkaifa/)
/script
hrscriptfunction TimeExe(){ var timerExe=new PeriodicalExecuter(showTime,1); } function showTime() { var time =new Date(); var d = $('myDiv'); d.innerHTML=time; } /scriptdiv id="myDiv"pThis is a paragraph/pinput type="button" value=定时器测试 onclick="TimeExe();"br/divhrscript function TestNumber() { var n=50; var b=3; alert(n.toColorPart()); alert(n.succ());alert(b.toPaddedString()); //b.times(alert()); } /script input type="button" value='Number测试' onclick="return TestNumber();"/br/body/html(本文来源于图老师网站,更多请访问http://www.tulaoshi.com/webkaifa/)
来源:http://www.tulaoshi.com/n/20160219/1612519.html
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