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    SASS Theme Builder

    Create new or customize SASS themes
    Launch Theme Builder

    Upload / Asynchronous Upload


    The Upload is able to upload files out-of-band using the HTML5 File API with fallback for legacy browsers.

    You need to configure save action that will receive the uploaded files. An optional remove action is also available.

    ASP.NET MVC source

    Also available for:

    • async.cshtml
    • AsyncController.cs

    Support & learning resources

    Upload for other technologies