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/pagey/index.html | 122 ++++++++++++++++++++++++ 1 file changed, 122 insertions(+) create mode 100644 files/zh-cn/web/api/mouseevent/pagey/index.html (limited to 'files/zh-cn/web/api/mouseevent/pagey') diff --git a/files/zh-cn/web/api/mouseevent/pagey/index.html b/files/zh-cn/web/api/mouseevent/pagey/index.html new file mode 100644 index 0000000000..22a862d9eb --- /dev/null +++ b/files/zh-cn/web/api/mouseevent/pagey/index.html @@ -0,0 +1,122 @@ +--- +title: MouseEvent.pageY +slug: Web/API/MouseEvent/pageY +translation_of: Web/API/MouseEvent/pageY +--- +

{{APIRef("DOM Events")}}

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pageY是一个只读属性,它返回触发事件的位置相对于整个 document 的 Y 坐标值。由于其参考物是整个 dom,所以这个值受页面垂直方向的滚动影响。例如:当你垂直方向向下滚动了 50 pixel,那么你在顶端进行点击的时候,获取的pageY为 50pixed 而不是 0。最初这个属性被定义为长整型(long integer),如今 CSSOM 视图模块将其重新定义为双精度浮点数(double float)。你可以查阅浏览器兼容性部分的文档来进一步了解有关信息。

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语法

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var pos = event.pageY
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示例

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var pageY = event.pageY;
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规范

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SpecificationStatusComment
{{SpecName('CSSOM View', '#dom-mouseevent-pagey', 'pageY')}}{{Spec2('CSSOM View')}}Redefined from long to double.
{{SpecName('Touch Events', '#widl-Touch-pagey', 'pageY')}}{{Spec2('TouchEvents')}}Initial definition.
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浏览器兼容性

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{{CompatibilityTable}}

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FeatureChromeEdgeFirefox (Gecko)Internet ExplorerOperaSafari (WebKit)
Basic support{{CompatChrome(45)}}{{CompatVersionUnknown}}{{CompatVersionUnknown}}9{{CompatVersionUnknown}}{{CompatVersionUnknown}}
Redefined from long to double{{CompatChrome(56)}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}
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FeatureAndroid WebviewChrome for AndroidEdgeFirefox Mobile (Gecko)Firefox OSIE MobileOpera MobileSafari Mobile
Basic support{{CompatChrome(45.)}}{{CompatChrome(45)}}{{CompatVersionUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}
Redefined from long to double{{CompatChrome(56)}}{{CompatChrome(56)}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}{{CompatUnknown}}
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更多请见

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