PHP无刷新上传图片，Ajax图片无刷新新上传程序，可一次上传多张图片，批量上传图片，显示上传进度条，程序只允许GIF/JPG格式的图像上传，允许其它格式请修改代码，上传程序运行界面如图所示，界面简洁，功能实用，非使用jQuery,完全Javascr ipt实现的Ajax功能-PHP upload pictures without refresh, Ajax upload images without refreshing new program can upload multiple pictures, batch upload pictures, upload progress bar is displayed, the program only allows the image to upload GIF/JPG format, allowing other formats, please modify the code, upload program As shown running interface, the interface is simple, functional and practical, non-use jQuery, Ajax functionality fully implemented in Javascr ipt