Upload pictures based on javascript filereader display local links _javascript tips

Brief introduction

With the FileReader object, a Web application can asynchronously read the contents of a file (or raw data buffer) stored on a user's computer, and you can use a file object or a Blob object to specify the files or data that you want to work with. Where the file object can be from a user in a < The FileList object returned after the file is selected on the input type= "text"/> element, or from the DataTransfer object generated by the drag-and-drop operation. It can also be the result of a return from executing the Mozgetasfile () method on a htmlcanvaselement.

More than one page, upload multiple pictures demo code

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