JS - File Reader API get image file size and dimensions
问题 Hi i'm using the following code to get the upload image using File Reader API: <script type="text/javascript"> var loadImageFile = (function () { if (window.FileReader) { var oPreviewImg = null, oFReader = new window.FileReader(), rFilter = /^(?:image\/bmp|image\/cis\-cod|image\/gif|image\/ief|image\/jpeg|image\/jpeg|image\/jpeg|image\/pipeg|image\/png|image\/svg\+xml|image\/tiff|image\/x\-cmu\-raster|image\/x\-cmx|image\/x\-icon|image\/x\-portable\-anymap|image\/x\-portable\-bitmap|image\/x\