源代码 ：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("button").click(function(){ $("#div1").fadeTo("slow",0.15); $("#div2").fadeTo("slow",0.4); $("#div3").fadeTo("slow",0.7); }); }); </script> </head> <body> <p>演示 fadeTo() 使用不同参数</p> <button>点我让颜色变淡</button> <br><br> <div id="div1" style="width:80px;height:80px;background-color:red;"></div><br> <div id="div2" style="width:80px;height:80px;background-color:green;"></div><br> <div id="div3" style="width:80px;height:80px;background-color:blue;"></div> </body> </html>
运行结果