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标题: 笔记 [打印本页]

作者: feel10 时间: 2019-6-21 17:52
标题: 笔记
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
<title>样式操作</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<script  src="../js/jquery-3.3.1.min.js"></script>
<style type="text/css">
   .one{
      width: 200px;
      height: 140px;
      margin: 20px;
      background: red;
      border: #000 1px solid;
float:left;
      font-size: 17px;
      font-family:Roman;
}

     div,span{
      width: 140px;
      height: 140px;
      margin: 20px;
      background: #9999CC;
      border: #000 1px solid;
float:left;
      font-size: 17px;
      font-family:Roman;
}

div .mini{
      width: 40px;
      height: 40px;
      background: #CC66FF;
      border: #000 1px solid;
      font-size: 12px;
      font-family:Roman;
}
div .mini01{
      width: 40px;
      height: 40px;
      background: #CC66FF;
      border: #000 1px solid;
      font-size: 12px;
      font-family:Roman;
}

/*待用的样式*/
.second{
width: 300px;
      height: 340px;
      margin: 20px;
      background: yellow;
      border: pink 3px dotted;
float:left;
      font-size: 22px;
      font-family:Roman;
}

   </style>
<script type="text/javascript">

$(function () {
         //<input type="button" value="采用属性增加样式(改变id=one的样式)"  id="b1"/>
$("#b1").click(function () {
$("#one").prop("class","second");
         });
         //<input type="button" value=" addClass"  id="b2"/>
         $("#b2").click(function () {
            $("#one").addClass("second");
         });
         //<input type="button" value="removeClass"  id="b3"/>
         $("#b3").click(function () {
            $("#one").removeClass("second");
         });
         //<input type="button" value=" 切换样式"  id="b4"/>
         $("#b4").click(function () {
            $("#one").toggleClass("second");
         });
         //<input type="button" value=" 通过css()获得id为one背景颜色"  id="b5"/>
         $("#b5").click(function () {
            var backgroundColor = $("#one").css("backgroundColor");
            alert(backgroundColor);

         });
         //<input type="button" value=" 通过css()设置id为one背景颜色为绿色"  id="b6"/>
         $("#b6").click(function () {
               $("#one").css("backgroundColor","green");

         });

      });




</script>

</head>

<body>

   <input type="button" value="保存"  class="mini" name="ok"  class="mini" />
   <input type="button" value="采用属性增加样式(改变id=one的样式)"  id="b1"/>
   <input type="button" value=" addClass"  id="b2"/>
   <input type="button" value="removeClass"  id="b3"/>
   <input type="button" value=" 切换样式"  id="b4"/>
   <input type="button" value=" 通过css()获得id为one背景颜色"  id="b5"/>
   <input type="button" value=" 通过css()设置id为one背景颜色为绿色"  id="b6"/>

   <h1>有一种奇迹叫坚持</h1>
   <h2>自信源于努力</h2>

      <div id="one">
           id为one
   </div>

   <div id="two" class="mini" >
           id为two class是 mini
         <div  class="mini" >class是 mini</div>
</div>

   <div class="one" >
           class是 one
         <div  class="mini" >class是 mini</div>
   <div  class="mini" >class是 mini</div>
   </div>

   <div class="one" >
        class是 one
         <div  class="mini01" >class是 mini01</div>
   <div  class="mini" >class是 mini</div>
</div>

<span class="spanone"> span
</span>

</body>

</html>

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