pbootcms清除上传图片自动添加title和alt方法，打开\core\extend\ueditor\ueditor.all.min.js文件，搜索"imageUrlPrefix"，找到:
g.setAttribute("title",f.title||""),g.setAttribute("alt",f.original||"")修改为
g.setAttribute("title",""),g.setAttribute("alt","")再找到g.removeAttribute("id"),后添加
g.removeAttribute("title"),