ie6.0 first:child ,firstchild,css-firstchild,css first-child

太过爱你忘了你带给我的痛 2022-08-13 12:51 127阅读 0赞

首先下载jquery3.0 或者其他版本

html:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "[http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd][http_www.w3.org_TR_xhtml1_DTD_xhtml1-transitional.dtd]">

$(document).ready(function()\{  
    $(".s1 div:first-child").each(function()\{

$(this).addClass("s1c");  
                \});  
                 
                 
              $(".ms-WPHeader td:first-child").each(function()\{

$(this).addClass("s1c");  
            \});  
    \})  
    </script>  
     
    <style type="text/css">  
    .s1c \{font-size:48px; background-color:blue;\}  
    .s2c \{color:blue;\}  
    .s3c \{background-color:yellow;\}  
    </style>  
</head>  
<body>  
    <form>  
<div>  
  
</div>

<div class='s1'>divvvv<div>divlimian1</div><div>divlimian2</div></div>  
     
    <table width="100%">  
      <tr class="ms-WPHeader">  
        <td>  
          标题  
        </td>  
        <td>  
          管理  
        </td>  
      </tr>  
    </table>  
    </form>  
</body>  
</html>

[http_www.w3.org_TR_xhtml1_DTD_xhtml1-transitional.dtd]: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd
[http_www.w3.org_1999_xhtml]: http://www.w3.org/1999/xhtml