1. [attr|=val]: This selector willselectallelementswiththeattributeattrforwhich the valueisexactly valorstartswithval-. 2. [attr^=val]: This selector willselectallelementswiththeattributeattrforwhich the value
href代表的是 hypertext reference。 CSS(层叠样式表,用来为网页添加样式的代码): 就像HTML,CSS也不是真正的编程语言。它是样式表语言,也就是说,它允许你有选择性地为 HTML 文档的元素添加样式。 CSS的整个结构称为 CSS 的规则。选择符(Selector):放在规则最开始。它选择了一个或多个需要添加样式的目标,常用的...
The CSS class selector matches elements based on the contents of their class attribute. cssCopy to Clipboard /* All elements with class="spacious" */ .spacious { margin: 2em; } /* All <li> elements with class="spacious" */ li.spacious { margin: 2em; } /* All <li> elements with...
Learn about the Document interface, including its constructor, properties, and methods, specifications and browser compatibility.
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The content CSS property replaces content with a generated value. It can be used to define what is rendered inside an element or pseudo-element. For elements, the content property specifies whether the element renders normally (normal or none) or is repl
In first example, in the HTML, the div elements set theclassname. But in the JS for that example, the query selector uses thedata-nameattribute. Also, they all usedocument.querySelectorAllthough they are purported to be examples ofElement.querySelectorAll. ...
indeterminate 是一个 property(没有对应的 attribute),你有时候可能会看到带着一个小破折号的复选框,使用这个属性便能做到。 const input = document.querySelector('input'); input.indeterminate = true; 将indeterminate 设置为 true 对复选框的值没有任何影响,我想到的唯一应用场景是 Chris Coyier 在 CSS...
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Element.insertAdjacentHTML() Element.outerHTML Parsing HTML or XML into a DOM tree:DOMParser Serializing a DOM tree into an XML string:XMLSerializer Element.getHTML() ShadowRoot.getHTML() Element.setHTMLUnsafe() ShadowRoot.setHTMLUnsafe()