標籤：width out 實現 min mouseover padding UNC jquer i++
<!DOCTYPE html><html> <head> <meta charset="UTF-8"> <title>使用JQ完成表格隔行換色</title> <script src="js/jquery.min.js"></script> <script> $(function() { $("tbody tr:odd").css("background-color","aquamarine"); $("tbody tr:even").css("background-color","bisque"); var tb = $("tbody tr"); var oldColor; for(var i=0;i<tb.length;i++) { //alert(oldColor); $("tbody tr")[i].onmouseover = function() { oldColor = this.style.backgroundColor; this.style.backgroundColor = "yellow"; } $("tbody tr")[i].onmouseout = function() { this.style.backgroundColor = oldColor; } } }); </script> </head> <body> <table id="tbl" border="1" border-collapse="collapse" align="center" cellspacing="0" cellpadding="5" width="400" height="20"> <thead> <tr> <th>編號</th><th>姓名</th><th>年齡</th> </tr> </thead> <tbody> <tr> <td>1</td><td>張三</td><td>12</td> </tr> <tr> <td>2</td><td>李四</td><td>22</td> </tr> <tr> <td>3</td><td>王五</td><td>13</td> </tr> <tr> <td>4</td><td>馬六</td><td>14</td> </tr> <tr> <td>5</td><td>伍六七</td><td>17</td> </tr> <tr> <td>6</td><td>梅花十三</td><td>17</td> </tr> </tbody> </table> </body></html>疑問：為什麼this.style.backgroundColor = oldColor中的this不能用$("tbody tr")[i]代替？？
JQuery案例一：實現表格隔行換色
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