qr code reader upload

Work encountered in the business scene, and colleagues to study the next, mainly for compatibility with the IE version In fact, some trivial points of knowledge in the online collection under the solution, and then integrated under, mainly has the following points: 1. IE input Type=file picture preview to use IE's filter css Progid:DXImageTransform.Microsoft.AlphaImageLoader Chrome/firefox the file reader for the file API 2. Picture rotation, IE

;} else {// for IE of non-IE6 versions, setting img src directly cannot display local images due to security issues. However, you can use a filter to implement pic. style. filter = "progid: DXImageTransform. microsoft. alphaImageLoader (sizingMethod = 'image', src = \ "" + reallocalpath + "\")"; // set the src of img to a base64 encoded transparent image to cancel displaying the default image pic of the browser. src = 'data: image/gif; base64, R0lGODlhAQABAIAAAP // wAAACH5BAEAAAAALAAAAAABAAEAAAI

Eclipse or STS basic operation on GitHub A GitHub Upload Code1. Start by creating a new Maven or other Java project.Then change the local default git store address. The above GIT project storage address according to their own needs, location arbitrary storage. Right-click on the item and follow the instructions shown Two Now the above operation is to build a git repository, the following start uploading

This example for you to share the HTML5 JS compression pictures, and get pictures BASE64 code upload method for your reference, the specific content as follows Basic process 1) Call the FileReader Reader.readasdataurl (IMG); method, in its OnLoad event, to read the user-selected picture into the Image object. 2 in the OnLoad event of the image object, the image change size is drawn to the canvas through