原生js实现addClass,removeClass,hasClass方法 functionaddClass(obj, cls){varobj_class = obj.className,//获取 class 内容.blank = (obj_class != '') ? ' ' : '';//判断获取到的 class 是否为空, 如果不为空在前面加个'空格'.varadded = obj_class + blank + cls;//组合原来的 class 和需要...
function hasClass(obj, cls) { return obj.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)')); } function addClass(obj, cls) { if (!this.hasClass(obj, cls)) obj.className += " " + cls; } function removeClass(obj, cls) { if (hasClass(obj, cls)) { var reg =...
obj.className = removed;//替换原来的 class. } function hasClass(obj, cls){ var obj_class = obj.className,//获取 class 内容. obj_class_lst = obj_class.split(/\s+/);//通过split空字符将cls转换成数组. x = 0; for(x in obj_class_lst) { if(obj_class_lst[x] == cls) {//循环...
W3.JS Add Classes to HTML❮ Previous Next ❯ Add a class: w3.addClass(selector,'class') Add multiple classes: w3.addClass(selector,'class1 class2 class3...') Add Class by IdAdd the "marked" class to an element with id="London":...
1. 2.用js模拟实现 那要从 className 属性入手来操作class类,无非就是字符串的拼接截取操作了,这里就直接附上代码: //自定义添加class方法 function addClass(ele, name) { if (name) { //判断该dom有没有class,有则在原class基础上增加,无则直接赋值 ele.className ? ele.className = ele.className + ...
Adds class(es) to elements while animating all style changes. This demo adds a class which animates: text-indent, letter-spacing, width, height, padding, margin, and font-size. Want to learn more about the.addClass()method? Check out theAPI documentation....
将以下代码添加到UIStrings.js文件,并保存该文件。 JavaScript /* Store the locale-specific strings */constUIStrings =(() =>{"use strict";constUIStrings = {};// JSON object for English stringsUIStrings.EN = {"Greeting":"Welcome","Introduction":"This is my localized add-in."};// JSON ...
Freeze Header 打开./src/taskpane/taskpane.js 文件。 在Office.onReady 函数调用中,定位将单击处理程序分配到 create-chart 按钮的行,并在该行后添加以下代码。 JavaScript 复制 document.getElementById("freeze-header").onclick = () => tryCatch(freezeHeader); 将以下函数添加到文件结尾。 JavaScript ...
xlapp = Globals.ThisAddIn.Application '获取add in 当前表 xlbook = xlapp.ActiveWorkbook '设置XLBOOK 为活动工作簿 xlsheet = xlbook.ActiveSheet '设置xlsheet 为当前活动工作簿 MsgBox(xlsheet.Range("a1").Value) End Sub End Class
if (!("classList" in document.createElement("_"))) { (function (view) { "use strict"; if (!('Element' in view)) return; var classListProp = "classList" , protoProp = "prototype" , elemCtrProto = view.Element[protoProp] , objCtr = Object , strTrim = String[protoProp].trim ...