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/mouseevent/metakey/index.html | 112 ++++++++++++++++++++++ 1 file changed, 112 insertions(+) create mode 100644 files/zh-cn/web/api/mouseevent/metakey/index.html (limited to 'files/zh-cn/web/api/mouseevent/metakey') diff --git a/files/zh-cn/web/api/mouseevent/metakey/index.html b/files/zh-cn/web/api/mouseevent/metakey/index.html new file mode 100644 index 0000000000..3857a4f284 --- /dev/null +++ b/files/zh-cn/web/api/mouseevent/metakey/index.html @@ -0,0 +1,112 @@ +--- +title: MouseEvent.metaKey +slug: Web/API/MouseEvent/metaKey +translation_of: Web/API/MouseEvent/metaKey +--- +

{{APIRef("DOM Events")}}

+ +

MouseEvent.metaKey 为只读属性,返回一个 {{jsxref("Boolean", "布尔值")}},在鼠标事件发生时,用于指示 Meta 键是按下状态(true),还是释放状态(false)。

+ +
+

备注:在 MAC 键盘上,表示 Command 键(),在 Windows键盘上,表示 Windows 键()。

+
+ +

语法

+ +
var metaKeyPressed = instanceOfMouseEvent.metaKey
+
+ +

返回值

+ +

一个布尔值。

+ +

示例

+ +
 function goInput(e) {
+ // 检测 metaKey 值
+   if (e.metaKey) {
+        // 继续处理事件
+     superSizeOutput(e);
+   } else {
+     doOutput(e);
+   }
+ }
+
+ +

规范

+ + + + + + + + + + + + + + + + + + + +
规范版本规范状态备注
{{SpecName('DOM3 Events','#widl-MouseEvent-ctrlKey','MouseEvent.ctrlKey')}}{{Spec2('DOM3 Events')}}No change from {{SpecName('DOM2 Events')}}.
{{SpecName('DOM2 Events','#Events-MouseEvent','MouseEvent.ctrlKey')}}{{Spec2('DOM2 Events')}}Initial definition.
+ +

浏览器兼容性

+ +

{{ CompatibilityTable() }}

+ +
+ + + + + + + + + + + + + + + + + + + +
FeatureFirefox (Gecko)ChromeInternet ExplorerOperaSafari
Basic support{{CompatVersionUnknown()}}{{CompatVersionUnknown()}}{{CompatVersionUnknown()}}{{CompatVersionUnknown()}}{{CompatVersionUnknown()}}
+
+ +
+ + + + + + + + + + + + + + + + + + + +
FeatureFirefox Mobile (Gecko)AndroidIE MobileOpera MobileSafari Mobile
Basic support{{ CompatUnknown() }}{{ CompatUnknown() }}{{ CompatUnknown() }}{{ CompatUnknown() }}{{ CompatUnknown() }}
+
+ +

相关链接

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