超高分求助帮忙写一个很简单的单页面html，急急急！！！！完成了还有追加！！！ 100
写一个单页面html，实现上传功能只允许html中使用js代码，其他的都不行，只能是一个html，或者外加一个js文件（最好一起写html里），使用到asp，php的都不...
写一个单页面html，实现上传功能
只允许html中使用js代码，其他的都不行，只能是一个html，或者外加一个js文件（最好一起写html里），使用到asp，php的都不行
简单的单文件上传就行了，但是有点小要求
比如这个html在根目录下test文件夹里，（http://www.baidu.com/test/index.html），我想让他上传1.txt到http://www.baidu.com/1.txt
要求就这些
主要是尽量单文件，除了js不能用php之类的其他语言，能上传文件到父目录里
先悬赏一百分，有符合我要求的再追加一百分！！ 展开
只允许html中使用js代码，其他的都不行，只能是一个html，或者外加一个js文件（最好一起写html里），使用到asp，php的都不行
简单的单文件上传就行了，但是有点小要求
比如这个html在根目录下test文件夹里，（http://www.baidu.com/test/index.html），我想让他上传1.txt到http://www.baidu.com/1.txt
要求就这些
主要是尽量单文件，除了js不能用php之类的其他语言，能上传文件到父目录里
先悬赏一百分，有符合我要求的再追加一百分！！ 展开
展开全部
<!DOCTYPE html>
<html>
<head>
<title>Upload Files using XMLHttpRequest - Minimal</title>
<script type="text/javascript">
function fileSelected() {
var file = document.getElementById('fileToUpload').files[0];
if (file) {
var fileSize = 0;
if (file.size > 1024 * 1024)
fileSize = (Math.round(file.size * 100 / (1024 * 1024)) / 100).toString() + 'MB';
else
fileSize = (Math.round(file.size * 100 / 1024) / 100).toString() + 'KB';
document.getElementById('fileName').innerHTML = 'Name: ' + file.name;
document.getElementById('fileSize').innerHTML = 'Size: ' + fileSize;
document.getElementById('fileType').innerHTML = 'Type: ' + file.type;
}
}
function uploadFile() {
var fd = new FormData();
fd.append("fileToUpload", document.getElementById('fileToUpload').files[0]);
var xhr = new XMLHttpRequest();
xhr.upload.addEventListener("progress", uploadProgress, false);
xhr.addEventListener("load", uploadComplete, false);
xhr.addEventListener("error", uploadFailed, false);
xhr.addEventListener("abort", uploadCanceled, false);
xhr.open("POST", "UploadMinimal.aspx");
xhr.send(fd);
}
function uploadProgress(evt) {
if (evt.lengthComputable) {
var percentComplete = Math.round(evt.loaded * 100 / evt.total);
document.getElementById('progressNumber').innerHTML = percentComplete.toString() + '%';
}
else {
document.getElementById('progressNumber').innerHTML = 'unable to compute';
}
}
function uploadComplete(evt) {
/* This event is raised when the server send back a response */
alert(evt.target.responseText);
}
function uploadFailed(evt) {
alert("There was an error attempting to upload the file.");
}
function uploadCanceled(evt) {
alert("The upload has been canceled by the user or the browser dropped the connection.");
}
</script>
</head>
<body>
<form id="form1" enctype="multipart/form-data" method="post" action="upload.php">
<div class="row">
<label for="fileToUpload">Select a File to Upload</label>
<input type="file" name="fileToUpload" id="fileToUpload" onchange="fileSelected();"/>
</div>
<div id="fileName"></div>
<div id="fileSize"></div>
<div id="fileType"></div>
<div class="row">
<input type="button" onclick="uploadFile()" value="Upload" />
</div>
<div id="progressNumber"></div>
</form>
</body>
</html>
<html>
<head>
<title>Upload Files using XMLHttpRequest - Minimal</title>
<script type="text/javascript">
function fileSelected() {
var file = document.getElementById('fileToUpload').files[0];
if (file) {
var fileSize = 0;
if (file.size > 1024 * 1024)
fileSize = (Math.round(file.size * 100 / (1024 * 1024)) / 100).toString() + 'MB';
else
fileSize = (Math.round(file.size * 100 / 1024) / 100).toString() + 'KB';
document.getElementById('fileName').innerHTML = 'Name: ' + file.name;
document.getElementById('fileSize').innerHTML = 'Size: ' + fileSize;
document.getElementById('fileType').innerHTML = 'Type: ' + file.type;
}
}
function uploadFile() {
var fd = new FormData();
fd.append("fileToUpload", document.getElementById('fileToUpload').files[0]);
var xhr = new XMLHttpRequest();
xhr.upload.addEventListener("progress", uploadProgress, false);
xhr.addEventListener("load", uploadComplete, false);
xhr.addEventListener("error", uploadFailed, false);
xhr.addEventListener("abort", uploadCanceled, false);
xhr.open("POST", "UploadMinimal.aspx");
xhr.send(fd);
}
function uploadProgress(evt) {
if (evt.lengthComputable) {
var percentComplete = Math.round(evt.loaded * 100 / evt.total);
document.getElementById('progressNumber').innerHTML = percentComplete.toString() + '%';
}
else {
document.getElementById('progressNumber').innerHTML = 'unable to compute';
}
}
function uploadComplete(evt) {
/* This event is raised when the server send back a response */
alert(evt.target.responseText);
}
function uploadFailed(evt) {
alert("There was an error attempting to upload the file.");
}
function uploadCanceled(evt) {
alert("The upload has been canceled by the user or the browser dropped the connection.");
}
</script>
</head>
<body>
<form id="form1" enctype="multipart/form-data" method="post" action="upload.php">
<div class="row">
<label for="fileToUpload">Select a File to Upload</label>
<input type="file" name="fileToUpload" id="fileToUpload" onchange="fileSelected();"/>
</div>
<div id="fileName"></div>
<div id="fileSize"></div>
<div id="fileType"></div>
<div class="row">
<input type="button" onclick="uploadFile()" value="Upload" />
</div>
<div id="progressNumber"></div>
</form>
</body>
</html>
追问
xhr.open("POST", "UploadMinimal.aspx");
你copy惯了吧.....
追答
你要有服务器才能上传啊，单用HTML怎么可能，你要明白HTLM是客户端语言，你要有服务器才能进行上传等操作，常用的服务器端语言有ASP,php，JSP，java
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