1)首先我们要在body里面写我们需要测试的标签。 12345 小苹果6 大香蕉7 小南瓜8 大西瓜910 小苹果11 大香蕉12 小南瓜13 大西瓜14151617我的女朋友?18
1//自动获取页面控件值23function GetWebControls(element) {4varreVal ="";56$(element).find('input,select,textarea').each(function (r) {7varid = $(this).attr('id');8varvalue = $(this).val();9vartype = $(this).attr('type');10switch(type) {11case"checkbox":12if($(this).is(...
DOCTYPEhtml>DOM元素DOM元素FooBar//获得文档中id为foo的元素varfoo=document.getElementById("foo");//将元素的HTML内容修改为Foo DOMfoo.innerHTML="Foo DOM";//获得文档中标签名称为p的所有元素varitems=document.getElementsByTagName("p");//向控制台输出元素数组的个数console.log(items.length);//遍历数...
document.getElementById("bigclass").options[window.document.getElementById("bigclass").selectedIndex].text 的结果是:我适宜市哈 使用 window.document.getElementById("bigclass").value 的结果是:4 使用 window.document.getElementById("bigclass").selectedIndex 的结果是:1 一、新增一个option var sel=do...
layui.config({base:'../'//静态资源所在路径}).extend({index:'layuiadmin/lib/index'//主入口模块}).use(['index','form'],function(){var$=layui.$,admin=layui.admin,element=layui.element,form=layui.form;form.render(null,'component-form-element');element.render('breadcrumb','breadcrumb'...
insertFromPaste, 粘贴插入 var user=document.getElementById("user"); user.addEventListener("input",inputHandler); function inputHandler(e){ console.log(e); // e.data: "s" 本次输入的内容 // e.isComposing: false 输入法是否启动 // e.inputType...
When no value is given, returns the CSS property from the first element in the collection. When a value is given, sets the property to that value on each element of the collection. Multiple properties can be retrieved at once by passing an array of property names. Multiple properties can ...
Check if an element is hidden Getting id of element that fired an event Get value in an input text box Trigger same function from multiple events Replace innerHTML of a div Remove an event handler Set select option 'selected', by value Add table row in a table Remove all options of a ...
$('#element');//css id document.getElementByIdx("element") $('.element');//css class $('p');//html标签 $('#element').css({ "background-color":"yellow", "font-weight":"bolder" });//改变对象样式 $("p").text("Some new text.");//改变对象文本 ...
.val()– Get or set the value of form elements. Changing things about elements is trivial, but remember that the change will affect all elements in the selection. If you just want to change one element, be sure to specify that in the selection before calling a setter method. ...