vue image processing techniques

　　We want to send data to the character string type background using POST; data we can not apply for data transmission, but with the data transmission params

　　Road brevity code: writing modular division;

　　vue which provides a picture monitor events: load

　　Vue event listener for a successful picture is loaded img: load

　　Picture vue vue-lazy or lazy loading vue-lazyload

　　vue ui frame using: element-ui