From 33058f2b292b3a581333bdfb21b8f671898c5060 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 14:40:17 -0500 Subject: initial commit --- files/zh-cn/web/api/element/classname/index.html | 126 +++++++++++++++++++++++ 1 file changed, 126 insertions(+) create mode 100644 files/zh-cn/web/api/element/classname/index.html (limited to 'files/zh-cn/web/api/element/classname') diff --git a/files/zh-cn/web/api/element/classname/index.html b/files/zh-cn/web/api/element/classname/index.html new file mode 100644 index 0000000000..0b071645e3 --- /dev/null +++ b/files/zh-cn/web/api/element/classname/index.html @@ -0,0 +1,126 @@ +--- +title: Element.className +slug: Web/API/Element/className +tags: + - Element.className +translation_of: Web/API/Element/className +--- +
{{APIRef("DOM")}}
+ +

概述

+ +

className 获取或设置指定元素的class属性的值。

+ +

语法

+ +
let cName = elementNodeReference.className;
+
+elementNodeReference.className = cName;
+ + + +

示例

+ +
let elm = document.getElementById("div1");
+
+if (elm.className == "fixed") {
+  // 跳过class属性为特定值的元素
+  goNextElement();
+}
+ +

注释

+ +
+

使用名称className而不是class作为属性名,是因为"class" 在JavaScript中是个保留字.

+
+ +

规范

+ + + + + + + + + + + + + + + + + + + + + + + + + + +
SpecificationStatusComment
{{SpecName("DOM WHATWG", "#dom-element-classname", "element.className")}}{{Spec2("DOM WHATWG")}} 
{{SpecName("DOM4", "#dom-element-classname", "element.className")}}{{Spec2("DOM4")}} 
{{SpecName("DOM2 HTML", "html.html#ID-95362176", "element.className")}}{{Spec2("DOM2 HTML")}}Initial definition
+ +

浏览器兼容性

+ +

{{CompatibilityTable}}

+ + + + + + + + + + + + + + + + + + + + + + +
FeatureChromeEdgeFirefox (Gecko)Internet ExplorerOperaSafari
Basic support{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}
+ + + + + + + + + + + + + + + + + + + + + + + + +
FeatureAndroidChrome for AndroidEdgeFirefox Mobile (Gecko)IE MobileOpera MobileSafari Mobile
Basic support{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}
+ +

相关链接

+ + -- cgit v1.2.3-54-g00ecf