```<!DOCTYPE html><html><head><meta http-equiv="content-type" content="text/html; charset=UTF-8"/><meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no"><title>preview image</title></head><body><form> <input type="file"></form><script src="/static/js/jquery.min.js"></script><script> $('input[type="file"]').change(function(e){ reader = new FileReader(); reader.readAsDataURL(e.target.files[0]); reader.onload = function(){ $('body').append($('<img / alt="html上传图片之前在网页预览实现_html/css_WEB-ITnose" >', {src: reader.result})); }; });</script></body></html>```登录后复制
