Jquery属性选择器与或非实例

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<!DOCTYPE html>
<html>
<head>
    <title>Test multi selection</title>
    <script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
    <script type="text/javascript">
    $(function () {
        debugger;// open console and click F10
        //多条件选择
        $('#td1,#td2,p').css('color','red');
        //选择内容不是id=td1
        $('tbody td:not(#td1)').css('color','green');
        //选择条件1 attr1="a1" 和 条件2 attr2="a2"的元素
        $('[attr1="a1"][attr2="a2"]').css('color','blue');
        //选择条件1 attr1="a1" 或者 条件2 attr2="a2"的元素
        $('[attr1="a1"],[attr2="a2"]').css('color','yellow');
 
        //选择不满足 条件1 attr1="a1" 的元素
        $('tbody td[attr1!="a1"]').css('color','purple');
         
        //选择不满足 条件1 attr1="a1" 或 条件2 attr2="a2"的元素
        $('tbody td:not([attr1="a1"],[attr2="a2"])').css('color','orange');
        $('tbody td[attr1!="a1"][attr2!="a2"]').css('color','black');
 
        //选择不满足 条件1 attr1="a1" 和 条件2 attr2="a2"的元素
        $('tbody td:not([attr1="a1"][attr2="a2"])').css('color','#ff7700');
        $('tbody td[attr1!="a1"],tbody td[attr2!="a2"]').css('color','black');
 
        //选择tboy中td标签attr1!="a1" 和 所有标签中attr2!="a2"， 即除了<td id="td3" attr1="a1" attr2="a2">3</td>的其它所有标签元素
        $('tbody td[attr1!="a1"],[attr2!="a2"]').css('color','grey');

        // 选择多个class
        $('.a.b').css('color','pink')
        
        // 选择class + 属性值下的span
        $('.b[data-code=\"nobige\"] span').css('color','red')


    });
 
    </script>
</head>
<body>
<table border="1px">
    <thead>
        <tr>
            <td>One</td>
            <td>Two</td>
            <td>Three</td>
            <td>Four</td>
            <td>Five</td>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td id="td1" class="a b">1</td>
            <td id="td2" class="b" data-code="nobige">2 <span>*</span></td>
            <td id="td3" attr1="a1" attr2="a2">3</td>
            <td id="td4" attr1="a1">4</td>
            <td id="td5">5</td>
        </tr>
    </tbody>
</table>
<p>I am first paragraph </p>
</body>
</html>

参考