I only know the difference between HTMLCollection and NodeList, but I don"t know which DOM operations will return HTMLCollection, and which will return NodeList,. Please give me an answer if you want to know. Thank you ~
I only know the difference between HTMLCollection and NodeList, but I don"t know which DOM operations will return HTMLCollection, and which will return NodeList,. Please give me an answer if you want to know. Thank you ~
childNodes and querySelectorAll , getElementsByName returns NodeList .
Previous: An algorithm for finding the maximum area ratio of several circles in a rectangle
Next: On the realization of Multi-graph upload by flask form
as shown in the picture, after clicking the button, you append a new button in document.body. How did the new button be updated to the page? will the original button be rendered again? ...
how do you understand that using refs can reduce the consumption of dom nodes? If you see an example on the official website of Vue, you will use ref,refs. . is the understanding and illustration of the following example correct? <!DOCTYPE html>...
function creatOneSnow(){ var leftX = Math.random()*window.innerWidth; var topY = Math.random()*window.innerHeight; var snowDiv = document.createElement("div"); snowDiv.style.position = "fixed"; snowDiv.style.left =...
...
I encountered a thorny problem when working on a project. I used vue s v-bind to bind the data- attribute of the DOM element, as follows <a v-else class="js-fancybox" href="javascript：" @click="updateGallery(idx)" ...