MimeTypeArray

这是 实验性技术
检查 浏览器兼容性表格 在生产中使用这之前。

MimeTypeArray interface returns an array of MimeType instances, each of which contains information about a supported browser plugins. This object is returned by NavigatorPlugins.mimeTypes .

特性

MimeTypeArray.length
The number of items in the array.

方法

MimeTypeArray.item()
返回 MimeType object with the specified index.
MimeTypeArray.namedItem()
返回 MimeType object with the specified name.

范例

The following example tests whether a plugin is available for the application/pdf mime type and if so, which plugin that is.

var mimeTypes = navigator.MimeType;
var flashPlugin = mimeTypes['video/x-flv'];
if (typeof flashPlugin === "undefined") {
  var vid = document.createElement('video');
  // Use vid.canPlayType() to test for a supported mime type.
} else {
  // Notify the user that flash is being deprecated and they
  //   should upgrade their browser.
}
					

规范

规范 状态 Comment
HTML Living Standard
The definition of 'MimeTypeArray' in that specification.
实时标准 初始定义。

浏览器兼容性

更新 GitHub 上的兼容性数据
Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
MimeTypeArray Chrome Yes Edge ≤18 Firefox 1 IE ? Opera Yes Safari Yes WebView Android Yes Chrome Android Yes Firefox Android 4 Opera Android Yes Safari iOS Yes Samsung Internet Android Yes
item Chrome 59
注意事项
59
注意事项
Prior to version 59, method parameters were optional
Edge 12 Firefox 1 IE ? Opera Yes Safari Yes WebView Android 59
注意事项
59
注意事项
Prior to version 59, method parameters were optional
Chrome Android 59
注意事项
59
注意事项
Prior to version 59, method parameters were optional
Firefox Android 4 Opera Android Yes Safari iOS Yes Samsung Internet Android 7.0
注意事项
7.0
注意事项
Prior to Samsung Internet 7.0, method parameters were optional
length Chrome Yes Edge 12 Firefox 1 IE ? Opera Yes Safari Yes WebView Android Yes Chrome Android Yes Firefox Android 4 Opera Android Yes Safari iOS Yes Samsung Internet Android Yes
namedItem Chrome 59
注意事项
59
注意事项
Prior to version 59, method parameters were optional
Edge 12 Firefox 1 IE ? Opera Yes Safari Yes WebView Android 59
注意事项
59
注意事项
Prior to version 59, method parameters were optional
Chrome Android 59
注意事项
59
注意事项
Prior to version 59, method parameters were optional
Firefox Android 4 Opera Android Yes Safari iOS Yes Samsung Internet Android 7.0
注意事项
7.0
注意事项
Prior to Samsung Internet 7.0, method parameters were optional

图例

完整支持
完整支持
兼容性未知
兼容性未知
见实现注意事项。
  1. MimeTypeArray
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