<input type="checkbox" name="sid" value="4" /> <input name="thes" type="button" onclick="javascript:selectall1()" value="第一种" /> <input name="thes" type="button" onclick="javascript:selectall2()" value="第二种" /> <input name="thes" type="button" onclick="javascript:...
parent selector false If a selector is provided, then all collapsible elements under the specified parent will be closed when this collapsible item is shown. (similar to traditional accordion behavior - this is dependent on the panel class) toggle boolean true Toggles the collapsible element on ...
log(nodes.item(0)) // <input id="user-id" name="username" value="yoyo"> document.querySelectorAll()也一样 代码语言:javascript 代码运行次数:0 运行 AI代码解释 nodes = document.querySelectorAll('#user'); console.log(nodes); // NodeList [div#user] console.log(nodes.length); // 1 ...
1.通过id获取 document.getElementById(“id”) 2.通过name获取 document.getElementsByName(“Name”) 3.通过标签名选取元素 document.getElementsByTagName(“tag”) 4.通过CLASS类选取元素 document.getElementsByClassName(“class”) 5.通过CSS选择器选取元素 document.querySelectorAll(“css selector") 通过Java...
<script>let elements= document.querySelectorAll('ul > li:last-child');for(let elem of elements) { alert(elem.innerHTML);//"test", "passed"}</script> 这个方法确实功能强大,因为可以使用任何 CSS 选择器。 ❗️ 也可以使用伪类 CSS 选择器的伪类,例如:hover和:active也都是被支持的。例如,do...
parent selector false If a selector is provided, then all collapsible elements under the specified parent will be closed when this collapsible item is shown. (similar to traditional accordion behavior - this is dependent on the panel class) toggle boolean true Toggles the collapsible element on ...
One way to initialize all popovers on a page would be to select them by their data-toggle attribute: Copy $(function () { $('[data-toggle="popover"]').popover() }) Popovers in button groups, input groups, and tables require special setting When using popovers on elements within a .bt...
Examples Loop through a block of code, but skip the value of 3: lettext =""; for(leti =0; i <5; i++) { if(i ===3)continue; text += i +"<br>"; } Try it Yourself » lettext =""; leti =0; while(i <5) {
parent selector false If a selector is provided, then all collapsible elements under the specified parent will be closed when this collapsible item is shown. (similar to traditional accordion behavior - this is dependent on the panel class) toggle boolean true Toggles the collapsible element on ...
One effective alternative when multiple DOM elements need to be added is to usedocument fragmentsinstead, which willimprove efficiency and performance. For example: constdiv =document.getElementById("my_div");constfragment =document.createDocumentFragment();constelems =document.querySelectorAll('a')...