html5 drag and drop file upload example

: ' POST ', Extradata: {}, maxfilesize:0, maxfiles:0, allowedtypes: ' * ', extfilter:null, Datatype:null, FileName: ' File ', Onuploadsuccess:function (Filename,url) {}};setting = $.extend ({},defaults,settin g) var fn = {init:function () {var _this = this;//Drag file upload var $targetBox = document.getElementById ($

In the previous article, "File talk-drag-and-drop upload," I made a static drag-and-drop upload interface, drag-and-

. Net core file upload/support for batch upload drag and drop and Preview (bootstrap fileinput uploads files), bootstrapfileinput The previous article introduced the MVC file upload sup

(file.size);};xhr.upload.onprogress = function (event) {Handleprogress (event);}Xhr.upload.onloadstart = function (event) {}Prepare FormDatavar formData = new FormData ();Formdata.append (' myfile ', file);Xhr.send (FormData);}Upload Next filefunction Uploadnext () {if (list.length) {Count.textcontent = list.length-1;Droparea.classname = ' uploading ';var nextfile = List.shift ();if (nextfile.size >= 26214

Main code parsing The style part is simple. Dragover, dragend, and drop are three drag-and-drop events. Dragover indicates that the drag-and-drop element is moving within the range of the element. Dragend indicates that the drag-a

HTML5 authoritative guide-new tag changes, file API, drag-and-drop API (brief study note 1 ),1. More semantic tag Elements2.The content type is still "text/html"The extension is still html or htm.3. Omit quotation marksIn HTML5, when the attribute value does not include char

can be simply understood as containing the following code: The "file" name can also be changed by changing the "paramName" attribute of Dropzone. I wrote a reference example: You can try the result. The page is as follows: You can try it on your own in the background. Just like Lu Buhe and Zhao Yun in The Romance of the Three Kingdoms, Dropzone has a little pity. Dropzone has requirements on the

The upcoming HTML5 specification has several features that make HTML far beyond its own capabilities as a markup language, and provide some powerful scripting tools for WEB developers. The organization responsible for overseeing the HTML5 development process has just published a strong draft specification –HTML5 the File