Yii framework implements image upload source code sharing
The following is the source code for the yii framework to implement the image upload function. I hope it can be helpful to everyone.
(Learning video sharing: Programming video)
1, model
<?php
namespace frontend\models;
use yii\base\Model;
use yii\web\UploadedFile;
use yii\db\ActiveRecord;
use yii\db\Query;
class UploadForm extends ActiveRecord
{
/**
* @var UploadedFile
*/
public $t_img;
public $t_title;
public $t_content;
public function rules()
{
return [
[['t_img'], 'file', 'skipOnEmpty' => false, 'extensions' => 'png, jpg,bmp,jpeg'],
];
}
public function attributeLabels()
{
return [
't_img'=>'请上传文章图片',
'verifyCode' => '请在右面输入验证码',
];
}
public function upload()
{
$imgName=time().rand(100,999).".".$this->t_img->extension;
if ($this->validate()) {
$this->t_img->saveAs('uploads/' .$imgName);
$path='uploads/' .$imgName;
return $path;
} else {
return false;
}
}
}
?>2, controller
$data=Yii::$app->request->post();
$data['t_addtime']=date('Y-m-d H:i:s');
$upload->t_img = UploadedFile::getInstance($upload, 't_img');
$path=$upload->upload(); 3. View layer
<?php
use yii\widgets\ActiveForm;
use yii\helpers\Html;
use yii\helpers\Url;
?>
<?=Html::a('返回','?r=course/classspace&c_id='.$c_id)?>
<?php $form=ActiveForm::begin(
[
'options' => ['enctype' => 'multipart/form-data'],
'method'=>'POST',
]
);?>
<table class="table">
<tr>
<td>
<input type="text" placeholder="请填写话题标题" name="t_title" id="t_title" value=<?=$coursedraft['d_title']?> >
</td>
</tr>
<tr>
<td>
<textarea name="t_content" id="t_content" cols="30" rows="10" placeholder="请填写话题内容"><?=$coursedraft['d_content']?></textarea>
</td>
</tr>
<tr>
<td>
<?=$form->field($upload,'t_img')->fileInput()?>
</td>
</tr>
<tr>
<div class="btn-group">
<td>
<?=Html::submitButton('提交话题',['class'=>'btn btn-success'])?>
</td>
</div>
</tr>
</table>
<?php ActiveForm::end();?>
<input type="hidden" value=<?=$c_id?> id="c_id" />
</body>
<?php
$js = <<<END
$(function(){
// $(document).on('click','#caogao',function() {
// var title = $("#t_title").val();
// var content = $("#t_content").val();
//
// $.ajax({
// type: "POST",
// url: "?r=course/coursedraft",
// data: {t_title: title, t_content: content, d_id: d_id}
// })
// })
function show(){
var title=$("#t_title").val();
var content=$("#t_content").val();
var c_id=$('#c_id').val();
$.ajax({
type: "POST",
url: "?r=course/coursedraft",
data: {d_title:title,d_content:content,c_id:c_id,d_state:0}
});
}
setInterval(show,5000);
})
END;
$this->registerJs($js);
?>
</html>Related recommendations: yii framework
The above is the detailed content of Yii framework implements image upload source code sharing. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
AI Hentai Generator
Generate AI Hentai for free.
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
1384
52
Application practice of Python in software source code protection
Jun 29, 2023 am 11:20 AM
As a high-level programming language, Python language is easy to learn, easy to read and write, and has been widely used in the field of software development. However, due to the open source nature of Python, the source code is easily accessible to others, which brings some challenges to software source code protection. Therefore, in practical applications, we often need to take some methods to protect Python source code and ensure its security. In software source code protection, there are a variety of application practices for Python to choose from. Below are some common
How to display the source code of PHP code in the browser without being interpreted and executed?
Mar 11, 2024 am 10:54 AM
How to display the source code of PHP code in the browser without being interpreted and executed? PHP is a server-side scripting language commonly used to develop dynamic web pages. When a PHP file is requested on the server, the server interprets and executes the PHP code in it and sends the final HTML content to the browser for display. However, sometimes we want to display the source code of the PHP file directly in the browser instead of being executed. This article will introduce how to display the source code of PHP code in the browser without being interpreted and executed. In PHP, you can use
How to use Yii framework in PHP
Jun 27, 2023 pm 07:00 PM
With the rapid development of web applications, modern web development has become an important skill. Many frameworks and tools are available for developing efficient web applications, among which the Yii framework is a very popular framework. Yii is a high-performance, component-based PHP framework that uses the latest design patterns and technologies, provides powerful tools and components, and is ideal for building complex web applications. In this article, we will discuss how to use Yii framework to build web applications. Install Yii framework first,
Yii framework middleware: providing multiple data storage support for applications
Jul 28, 2023 pm 12:43 PM
Yii framework middleware: providing multiple data storage support for applications Introduction Middleware (middleware) is an important concept in the Yii framework, which provides multiple data storage support for applications. Middleware acts like a filter, inserting custom code between an application's requests and responses. Through middleware, we can process, verify, filter requests, and then pass the processed results to the next middleware or final handler. Middleware in the Yii framework is very easy to use
Steps to implement web page caching and page chunking using Yii framework
Jul 30, 2023 am 09:22 AM
Steps to implement web page caching and page chunking using the Yii framework Introduction: During the web development process, in order to improve the performance and user experience of the website, it is often necessary to cache and chunk the page. The Yii framework provides powerful caching and layout functions, which can help developers quickly implement web page caching and page chunking. This article will introduce how to use the Yii framework to implement web page caching and page chunking. 1. Turn on web page caching. In the Yii framework, web page caching can be turned on through the configuration file. Open the main configuration file co
Website to view source code online
Jan 10, 2024 pm 03:31 PM
You can use the browser's developer tools to view the source code of the website. In the Google Chrome browser: 1. Open the Chrome browser and visit the website where you want to view the source code; 2. Right-click anywhere on the web page and select "Inspect" or press the shortcut key Ctrl + Shift + I to open the developer tools; 3. In the top menu bar of the developer tools, select the "Elements" tab; 4. Just see the HTML and CSS code of the website.
Create a game guide website using Yii framework
Jun 21, 2023 pm 01:45 PM
In recent years, with the rapid development of the game industry, more and more players have begun to look for game strategies to help them pass the game. Therefore, creating a game guide website can make it easier for players to obtain game guides, and at the same time, it can also provide players with a better gaming experience. When creating such a website, we can use the Yii framework for development. The Yii framework is a web application development framework based on the PHP programming language. It has the characteristics of high efficiency, security, and strong scalability, and can help us create a game guide more quickly and efficiently.
Yii Framework Middleware: Add logging and debugging capabilities to your application
Jul 28, 2023 pm 08:49 PM
Yii framework middleware: Add logging and debugging capabilities to applications [Introduction] When developing web applications, we usually need to add some additional features to improve the performance and stability of the application. The Yii framework provides the concept of middleware that enables us to perform some additional tasks before and after the application handles the request. This article will introduce how to use the middleware function of the Yii framework to implement logging and debugging functions. [What is middleware] Middleware refers to the processing of requests and responses before and after the application processes the request.
