内容表

• Type
• 浏览器兼容性

downloads.FilenameConflictAction

FilenameConflictAction type of the downloads API specifies what to do if the name of a downloaded file conflicts with an existing file.

This type defines the values that can be used for the conflictAction 特性为 downloads.download 函数的 选项 参数。

类型

Values of this type are strings. Possible values are:

"uniquify"

The browser will modify the filename to make it unique.

"overwrite"

The browser will overwrite the old file with the newly-downloaded file.

"prompt"

The browser will prompt the user, asking them to choose whether to uniquify or overwrite.

浏览器兼容性

BCD tables only load in the browser

注意： This API is based on Chromium's chrome.downloads API。

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.

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最后修改： Oct 26, 2021 , 由 MDN 贡献者

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