后端开发|php教程
php,ajax文件上传进度条,php文件上传进度条,php文件上传,php上传进度条
后端开发-php教程
本实例是关于php文件上传时进度条的实现，主要采用ajax技术，另外还运用了html5，有需要的朋友可以研究一下。
本实例有两个文件：
淘宝优惠卷源码,ubuntu默认密钥环,tomcat6是啥,爬虫keep动态,php在哪下载,东莞seo网络推广转化率高lzw
upload_form.html：
预定酒店网站系统源码,ubuntu不能运行c,tomcat6和7免安装版,网络爬虫大全介绍,学习php之前应该做什么教程,友志seolzw
function _(el){ return document.getElementById(el);}function uploadFile(){ var file = _("file1").files[0]; // alert(file.name+" | "+file.size+" | "+file.type); var formdata = new FormData(); formdata.append("file1", file); var ajax = new XMLHttpRequest(); ajax.upload.addEventListener("progress", progressHandler, false); ajax.addEventListener("load", completeHandler, false); ajax.addEventListener("error", errorHandler, false); ajax.addEventListener("abort", abortHandler, false); ajax.open("POST", "file_upload_parser.php"); ajax.send(formdata);}function progressHandler(event){ _("loaded_n_total").innerHTML = "Uploaded "+event.loaded+" bytes of "+event.total; var percent = (event.loaded / event.total) * 100; _("progressBar").value = Math.round(percent); _("status").innerHTML = Math.round(percent)+"% uploaded... please wait";}function completeHandler(event){ _("status").innerHTML = event.target.responseText; _("progressBar").value = 0;}function errorHandler(event){ _("status").innerHTML = "Upload Failed";}function abortHandler(event){ _("status").innerHTML = "Upload Aborted";}HTML5 File Upload Progress Bar Tutorial
精美聊天室源码,ubuntu的上网设置,tomcat服务器配置站点,有道python爬虫,php学生成绩查询网站,卫辉seo推广lzw
file_upload_parser.php：
