摘要:
<body style="height: 2000px;"> <input type="button" value="按钮"> <div style="width: 200px;height: 200px;background:#ccc;"> <span style="width: 100px;he 阅读全文
摘要:
<script> $(function () { mouseover mouseout mouseenter mouseleave的区别 $('div').mouseover(function () { $(this).css('background', 'red'); }).mouseout(fu 阅读全文
摘要:
<body> <form> <input type="submit" value="按钮"> </form> <input type="button" value="按钮"> <input type="text" value="1111"> <div></div> </body> <script> 阅读全文