首页 > 解决方案 > 阅读 changed Height</h1> <div id="body"><p>I am using a for data entry in asp.net core application the Height of the textarea can be changed manually by the user , I want to read the new height in order to save it in the datab</p> </div> <div class="container" id="article"> <div class="page-header"> <h1>textarea - 阅读<textarea> changed Height</h1> <div id="body"><p>I am using a for data entry in asp.net core application the Height of the textarea can be changed manually by the user , I want to read the new height in order to save it in the datab</h1> </div> <div class="con"> <h3>问题描述</h3> <p class="author">标签： <span>textarea</span></div> <h3>解决方案</h3> <hr> <div class="con "> <div class="body"> <p>你可以试试这个，HTML：</p> <pre><code><textarea id="yourinputid"></textarea> </code></pre> <p>jQuery：</p> <pre><code>let areaHeight=$('#yourinputid').height(); </code></pre> <p>上：</p> <pre><code>$("textarea").keyup(function(e) { while($(this).outerHeight() < this.scrollHeight + parseFloat($(this).css("borderTopWidth")) + parseFloat($(this).css("borderBottomWidth"))) { $(this).height($(this).height()+1); }; </code></pre> <p>});</p> </div> <div class="clear"></div> </div> <hr> <h3>推荐阅读</h3> <ul> <li><a href="/question/67617204.html">javascript - 使用 JavaScript 函数更新 HTML 表格数据</a></li><li><a href="/question/67617206.html">c# - 如何仅将特殊属性的值序列化为 json</a></li><li><a href="/question/67617211.html">c++ - 从 Visual Studio 调试时找不到可执行文件旁边的文件。当程序手动运行时，它确实</a></li><li><a href="/question/67617212.html">iis - 请求开始 HTTP/1.1 GET http:// 而不是 https://</a></li><li><a href="/question/67617214.html">scripting - 使用 HTTP 测试脚本录制与 Blazemeter 插件录制脚本</a></li><li><a href="/question/67617217.html">mysql - 如何从 heroku 节点应用程序远程访问 mySQL 数据库？</a></li><li><a href="/question/67617218.html">php - 如何为 apache2 -DFOREGROUND 设置环境变量</a></li><li><a href="/question/67617220.html">java - LocalDateTime 无法解析“六月”</a></li><li><a href="/question/67617224.html">rust - 如何修复“未解决的导入 `serde`？</a></li><li><a href="/question/67617225.html">c++ - CMakeLists add_library 根据选项</a></li> </ul> </div> <footer> <p><a href="/">时间戳在线转换</a></p> </footer> <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-6117966252207595" crossorigin="anonymous"></script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?7145e10314e5e27e886ad54be2aeb067"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> </body></html>