The querySelector() method allows you to select the first element that matches one or more CSS selectors. The following illustrates the syntax of the ... ... <看更多>

Hey all, in this JavaScript DOM tutorial I'll introduce you to the query selector - 2 of them. The first one - document. ... <看更多>

There is not a single selector that will cover that. So you have pretty much two choices, either add a class, or use this trick, ... ... <看更多>

selector.js. GitHub Gist: instantly share code, notes, and snippets. ... <看更多>

document.getElementById('titleId').textContent = '1234';. 我想要「更改 h1 的文字內容」，可以使用上面的JS 語法， ... ... <看更多>

<script type="text/javascript"> let selector = '[name*="password"]'; var elements = document.querySelectorAll(selector); if(elements) { elements. ... <看更多>