ASP tutorial. net file picture upload with preview effect
The picture preview consists of two parts: get the image data from the file Form control, and display the preview image according to the data.The File and IMG properties of the program are the containers that are used to hold the file control and display the preview image, and IMG must also be an IMG elem
will be explained in detail in the Bootstrap plugin section.
Customization: You can customize Bootstrap components, less variables, and jQuery plug-ins to get your own version.
The above introduction is not the focus of this article, below to introduce how to generate a form, you can support the upload of pictures can be timely preview pictures
The code is as follows (Connection address: https://github
Absrtact: Before doing a small game platform project, there is a "User Center" module, which involves the Avatar upload function. In the mobile image upload, the transfer is a local picture of the mobile phone, and local pictures are generally relatively large, take the current smartphone, usually shoot a lot of pictures are two or three trillion, if directly suc
; Createobjecturl can accept a file object, returns the URLof the file,and then specifies the img SRC around the url, you can implement the preview image. This place is slightly more complex;The preferred package is a small plugin for uploading previews: called UploadpreviewAbout Createobjecturl, do not know Baidu, look. Not the focus of this article;/** Name: Image upload Local preview * Author: Jia Jinjun * Date: September 11, 2015 * Introduction:
Recently in the writing "online mall" curriculum design, the use of image upload.
I want to achieve the main features are: (1) can upload more than one picture, but of course there are limited, up to 5, (2) to be able to preview the picture, (3) be able to delete the image, (4) The server can obtain the uploaded imag
can be arbitrarily taken)
Copy Code code as follows:
Class Imageaction extends action{
/**
* Create INDEX Entry method
*/
Public Function index () {
$image =m (' image ');
$data = $image->order (' create_time desc ')->find (); Get the last uploaded picture
$this->assign (' data ', $data);
$this->display ();
}
?>
4. Create the corresponding index view file (index.html)
Copy Code code as follows:
5. Sele
Jquery and BigFileUpload implement big file upload and progress bar display, fileupload upload progress bar
Implementation Method: The bigfileupload component of mountain laike is used. A mode window pops up using the mountain laike method, and the progress is continuously refreshed. the user experience is poor, therefore, jq
The example of this article describes the method of jquery to change the image size after the picture loading is completed. Share to everyone for your reference, specific as follows:
To change the size of the picture is not difficult, you can use jquery to manipulate CSS changes. But the premise is to determine whethe
This article shares the PHP combined with Ajax to achieve no refresh upload picture of the example code, to share to everyone, I hope we can and small set together to learn and progress together.
1. Introduction of documents
2.html part
3. Add a form to FileUpload
/* Picture Upload
Recently due to project requirements, to implement a front-end text editing box, with the image upload real-time view of the function. Compared with several plug-ins on the web, the first is Baidu's ueitor, found that the framework is too large, a small framework to introduce so many files is not what I want to see, and then jquery Easyui, although the personal version of the free, but the project belongs t
Picture upload configuration succeeded, the picture also uploaded, but there is a problem is the picture in the save time, using the relative address.
The red part is now the problem, I would like to change to the green section below with my site's absolute address.
Baidu search for a long time, encountered this pr
ueditor1.4.3---PHP version upload image path changes
Locate the Php/config.json file in the Ueditor file directory to modify it
My goal is to change the upload directory to the site root directory under the UploadFile directory, I modified this, directly read the code to understand ... The logo above is the code I changed.
/* Front-end communication-related configuration, comments allow only multiline */
Let's start with a simple:
Copy Code code as follows:
?
Http://www.jb51.net
Class upload{
Public $length; Qualify File Size
public $file; Determine if this class is for picture uploads or file uploads
Public $fileName; Filename
Public $fileTemp; Uploading Temporary files
Public $fileSize; Upload file size
Public $error;
PHP image upload Class code, function is also more complete, we need to choose according to needs. Let's start with a simple:
?Http://www.jzxue.comClass upload{Public $length; Qualify File Sizepublic $file; Determine if this class is for picture uploads or file uploadsPublic $fileName; FilenamePublic $fileTemp; Uploading Temporary filesPublic $fileSize;
Previous colleagues have talked to me about the mobile end with canvas compression pictures and then upload the function, recently had a bit of free time, so I practiced a bit. Demo effect links are posted at the bottom of the article.
On the mobile side of the image upload, the user is a mobile phone local pictures, and local pictures are generally relatively large, take iphone6, usually take a lot of pic
Android development of the image store is more time-consuming things, and the use of the third party of the seven Neu Yun, it can be a good solution to these worries, recently I was also learning seven Cow SDK, will use the process in this record down, easy to use later.
First say seven Neu Yun storage principle, above this picture is the official schematic diagram, the expression of course more clear.
As you can see, there are five big steps you
method*/Public Function index () {$image =m (' image ');$data = $image->order (' create_time desc ')->find (); Get last uploaded image$this->assign (' data ', $data);$this->display ();}?>
4. Create the appropriate index view file (index.html)
Copy the Code code as follows:
Insert Title hereUpload allowed file type: gif png jpg image file, and generate 2 thumbnails, where a large image with a watermark, generated will delete the original picture.
This chapter describes how you can preview a picture after you've created it, and you'll be able to support uploading it.The code is as follows (Connection address: https://github.com/xiexingen/Bootstrap-SmartForm/blob/master/demo/form3-ele-img.html):
dependent on the Jquery-file-upload plug-in, you need to reference Jquery.ui.widget.js, Jquery.iframe-tr
Method one, by modifying PHP to change the Ueditor editor picture upload directory
Ueditor image upload needs to set up their own function to normal. At the same time, as shown in the following picture, the image upload plug-in "online management", "
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