<div class="htmlarea"> <textarea id="runcode91520"> <script> function getCurRowNum(elm) { alert('current row num is: '+elm.parentNode.parentNode.rowIndex); } </script> <table border="1"> <tr><td><input type="button" onclick="getCurRowNum(this)" value="test"></td></tr> <tr><td><input type="button" onclick="getCurRowNum(this)" value="test"></td></tr> <tr><td><input type="button" onclick="getCurRowNum(this)" value="test"></td></tr> </table> </textarea><br><input onclick="runEx('runcode91520')" type="button" value="运行代码"> <input onclick="doCopy('runcode91520')" type="button" value="复制代码"> <input onclick="doSave(runcode91520)" type="button" value="保存代码">[Ctrl+A 全选 注:<a href="http://www.jb51.net/article/23421.htm" title="查看具体详情" target="_blank">如需引入外部Js需刷新才能执行</a>]</div>