Javascript 选择文件后开始上传，使用 jQuery。
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Start upload after choosing a file, using jQuery.
提问by Mehd S
After having chosen a file for upload, I want the file to be uploaded to database without the click of a button. How is this done using jQuery?
选择要上传的文件后，我希望无需单击按钮即可将文件上传到数据库。这是如何使用 jQuery 完成的？
I would like to choose a file like this: http://i.stack.imgur.com/0408T.gif
我想选择这样的文件：http: //i.stack.imgur.com/0408T.gif
<input type="file" valign="baseline" />
回答by binarious
Assuming you're using a form:
假设您正在使用表单：
// select the file input (using a id would be faster)
$('input[type=file]').change(function() {
// select the form and submit
$('form').submit();
});
EDIT:To keep this answer up-to-date:
编辑：要使此答案保持最新：
There is a nice way to upload files via AJAX without hacks described here: http://net.tutsplus.com/tutorials/javascript-ajax/uploading-files-with-ajax/
有一种通过 AJAX 上传文件的好方法，无需此处描述的 hack：http: //net.tutsplus.com/tutorials/javascript-ajax/uploading-files-with-ajax/
回答by genesis
Use jQuery's plugin uploadify
使用jQuery的插件uploadify
It's great plugin which has many options, and auto-upload, too
这是一个很棒的插件，有很多选项，还有自动上传
$(document).ready(function() {
$('#file_upload').uploadify({
'uploader' : '/uploadify/uploadify.swf',
'script' : '/uploadify/uploadify.php',
'cancelImg' : '/uploadify/cancel.png',
'folder' : '/uploads',
'auto' : true
});
});
回答by fbasti2003
just set the auto to true.. 'auto':true
只需将自动设置为 true .. 'auto':true
