html复制代码<script>// 将逻辑都放在DOMContentLoaded事件下,防止操作DOM出现错误document.addEventListener('DOMContentLoaded',()=>{consttextarea=document.querySelector('.textarea');constnumbers=document.querySelector('.numbers');functioninitLineNumbers(){// 把内容按换行符划分行数constlines=textarea.val...
I've created a line numbering system that works good on textarea with line wrapped. I haven't customized it for single line overflowing code, but it's good if you want wrapped lines. CodePen Demo 'use scrict'; var linenumbers = document.getElementById('line-numbers'); var editor = d...
问题现象 在小程序项目开发中,页面是个表单内容,其中包含有textarea组件。同时页面有弹出框出现textarea文本穿透到弹窗的问题。在ios中不会出现这种问题,而在安卓机会出现。按原本开发想法是textarea组件层级高于弹窗,于是使用z-index进行层级调节。但是发现并没有预料中的解决问题。 分析 看小程序官方文档发现textarea是...
We found no way to determine the line height and line spacing that would allow us to display line numbers next to the code. Supporting dynamic line-wrap would also be a great addition. Flickable { id: flickable flickableDirection: Flickable.VerticalFlick Layout.preferredWidth: parent.width Layout...
Textarea with line numbers A tiny Vue component to show line numbers for textarea.Live demo 介绍 For source code, see ONLYsrc/LinedTextarea.vue. The rest are justwebpack vue template. Runnpm installandnpm run buildto test. For example usage, checkoutsrc/App.vue. ...
The following example show a very simple textarea, with a set numbers of rows and columns and some default content. <textarea name="textarea" rows="10" cols="50">Write something here</textarea> 最小和最大长度 This example has a minimum and maximum number of characters — of 10 and ...
The example page contains four input fields to show the actual and the maximum numbers of characters and lines in theTextArea. HTML <inputname="myChars"id="myChars"type="text"style="text-align:center; border-width:0px;"value="0"size="4"maxlength="4"readonly="readonly"><inputname="maxC...
codeMirror = CodeMirror.fromTextArea(domNode, { mode: 'text/x-sql', indentWithTabs: true, smartIndent: true, lineNumbers: true, matchBrackets: true, autofocus: true, lineWrapping: true }); } コード例 #21 0 ファイルを表示 ファイル: editor.js プロジェクト: ronnross/rd se...
I must have looked over this line countless times and I swear I do not see anything wrong with it. Pretty much at the click of a button, this code would get executed a...Do accumulate() function in C++ adds negative numbers? The output of the above code is: 8 1 39 The question ...