jquery简单实现表格隔行变色

 <table>
        <tr>
            <td>用户名</td>
            <td>年龄</td>
            <td>编号</td>
        </tr>
        <tr>
            <td>佩奇</td>
            <td>5</td>
            <td>344</td>
        </tr>
        <tr>
            <td>尼克</td>
            <td>8</td>
            <td>233</td>
        </tr>
        <tr>
            <td>莫妮卡</td>
            <td>16</td>
            <td>277</td>
        </tr>
        <tr>
            <td>雷奥</td>
            <td>14</td>
            <td>455</td>
        </tr>
        <tr>
            <td>恒猪猪</td>
            <td>3</td>
            <td>588</td>
        </tr>
    </table>

      body,div,p,table,tr,td{
            margin: 0;
            padding: 0;
        }
        table{
            border-collapse: collapse;
            border-spacing: 0;
            border: 1px solid #ccc;
        }
        tr,td{
            border: 1px solid #ccc;
        }
        td{
            width: 100px;
            /* background-color: ;; */
        }

        var tdstrs=$(‘tr:odd‘)
        tdstrs.css(‘backgroundColor‘,‘#eee‘)