How to solve the problem that thinkphp cannot obtain post data
Recently, when I was using ThinkPHP to develop a project, I encountered a problem: after submitting the form, the post data could not be obtained. This is a common problem during the development process. Sometimes we will feel very confused, especially when we have found many methods on the Internet and still cannot solve the problem. This article will briefly introduce how to solve this problem. 1. Problem After submitting the form, the number of posts cannot be obtained through request->param() or $this->request->param()
Apr 08, 2023 am 09:30 AM
How does ThinkPHP control the database for update operations?
ThinkPHP is a popular PHP framework that provides convenient and easy-to-use database operations, allowing us to easily complete operations such as adding, deleting, modifying, and querying the database. However, as business needs change, the data in the database also needs to be constantly updated. Today I will introduce how to use ThinkPHP to update the database. 1. Update a single piece of data Updating a single piece of data is the most commonly used operation in our applications. ThinkPHP provides the update method to achieve this. In the update method, we need to specify the data to be updated
Apr 08, 2023 am 03:30 AM
How to make conditional query in ThinkPHP
ThinkPHP is a widely used PHP web development framework with powerful query functions, and the query condition "or" is one of the very convenient and practical functions. This article will introduce in detail how to use the query condition "or" in ThinkPHP. 1. Use the where method to add query conditions. In ThinkPHP, query conditions can be added using the where method. The where method supports two parameters: the first parameter is the query condition, and the second parameter is the binding parameter of the query condition. For example, in our code we want
Apr 08, 2023 am 03:30 AM
What should I do if thinkphp lnmp cannot be opened directly?
In recent years, with the rapid development of the Internet, more and more people have begun to learn and use web development technology. One of the most common technologies is to use the thinkphp framework for website development. At the same time, lnmp building environment has become the first choice for many people. During the building process, some people will encounter the problem that thinkphp lnmp cannot be opened directly. Today, this article will introduce the solution to this problem. First of all, it needs to be clear that when we use the thinkphp framework, we need to set up the required development environment first, and
Apr 08, 2023 am 12:30 AM
How to implement logical deletion in thinkphp (steps)
ThinkPHP Tombstone: What is tombstone and how to use it? In a web application, data management and maintenance is very difficult. Especially when it comes to deleting data, the problem can become even more complicated. The most common scenario is that in most applications, when a user deletes a record, it is permanently deleted and cannot be recovered. However, sometimes it is necessary to retain some information about this record, such as the reason for deletion or the identity of the deleter, etc. At this time, you need to use logical deletion. In ThinkPHP
Apr 07, 2023 pm 11:30 PM
Detailed explanation of how to convert json data into array in thinkphp
With the rapid development of web applications, data interaction between the front end and the back end has become more and more important. JSON, as a web-oriented data format, has been widely used for data transmission and storage in web development. In PHP, we can use ThinkPHP, an open source framework, to easily convert JSON data into arrays. The following will introduce how to use ThinkPHP for JSON conversion. 1. Determine the JSON data First, we need to determine the JSON data to be converted. Here we use a simple JS
Apr 07, 2023 pm 06:57 PM
Detailed explanation of how to turn off trace debugging mode in thinkphp
ThinkPHP is a very popular PHP open source framework. Its built-in debug mode trace function can very conveniently help us locate problems. However, in a production environment, we usually turn off debug mode for security and performance reasons. This article will introduce how to turn off debug mode trace in ThinkPHP. ## Why should we turn off trace mode? Trace mode is the debugging mode that comes with ThinkPHP. You can easily view the current request at the bottom of the page.
Apr 07, 2023 pm 06:57 PM
An article discusses how to use thinkphp5 db class
The db class of ThinkPHP5 is a database operation class that encapsulates PDO. It is very convenient to use. This article will introduce how to use the db class. 1. Connect to the database There are two ways to connect to the database, one is to configure it in config.php, and the other is to pass in the connection parameters when instantiating the Db class. Configure in config.php: ```return [ // Database type 'type' => 'mysql', // Server address 'host
Apr 07, 2023 pm 05:03 PM
Detailed explanation of how to implement file upload function in thinkphp
ThinkPHP is an open source web application framework based on the PHP language. Its advantage is that the code is concise and easy to use, while it has powerful functions and efficient performance. In the process of using the ThinkPHP framework, file upload is an operation that is often faced. Therefore, the following will introduce in detail how to use ThinkPHP to implement the file upload function. 1. Preparation Before starting project development, we need to carry out some preliminary preparations. The specific steps are as follows: 1. Install the ThinkPHP framework: download the latest version from the official website
Apr 07, 2023 am 09:32 AM
A brief analysis of how thinkphp deletes categories
As the website develops, it is common for categories to change. In some websites, we need to constantly add, modify and delete categories. Websites that use ThinkPHP as a development framework are no exception. This article will focus on how to delete categories when using ThinkPHP. First, we need to understand the role of classification in the website. In many websites, classification is a very important concept. For example, on an e-commerce website, we need to divide products into different categories (such as clothing, home furnishings, digital, etc.) to facilitate users to find and purchase. New
Apr 07, 2023 am 09:32 AM
Examples to explain how to use models in the ThinkPHP framework
How to use thinkphp model? ThinkPHP is an excellent PHP development framework and is deeply loved by PHP developers. In the ThinkPHP framework, the model is one of the core and is also a frequently used part in database operations. The model abstracts database operations, making it easier and more convenient to operate the database. This article will explain how to use models in the ThinkPHP framework. 1. Define the model In the ThinkPHP framework, you can define the model by inheriting the Think\Model class. ```ph
Apr 07, 2023 am 09:32 AM
Three ways to delete array elements in thinkphp (summary)
ThinkPHP is a very powerful web application framework that can accelerate the development of web applications without sacrificing performance. In the actual development process, we usually encounter the need to delete one or some elements in an array. In response to this problem, this article will share some methods on how to use ThinkPHP to delete array elements. 1. unset method In PHP, we can use the unset() function to delete an element in the array. In ThinkPHP, we can also use this function to achieve this functionality. Down
Apr 07, 2023 am 09:32 AM
How to solve the problem that thinkphp verification code keeps getting errors
As the Internet becomes more and more developed, verification codes are increasingly used on websites and apps. Verification codes can prevent robots and malicious attackers from attacking the website, and protect user accounts and privacy. However, when using the thinkphp framework to build a website, sometimes you encounter the problem that the verification code is always wrong. This article explains how to resolve this issue. The first solution is to modify the verification code length. Usually, thinkphp's default verification code length is 4 digits, and the verification code length can be modified in the config.php file. Open
Apr 07, 2023 am 09:32 AM
How to solve the problem that thinkphp3.2 cannot load the controller
When using the thinkphp 3.2 framework, sometimes there will be a problem that the controller cannot be loaded. This is caused by many reasons. Below we will analyze and solve this problem from several aspects. ## 1. Check naming conventions In the thinkphp 3.2 framework, naming conventions are very important. The correct naming convention allows the framework to accurately identify the location of the controller and the module it is in. If our controller is not named according to the specification, the controller will not be loaded. The correct naming convention for Controller is: module
Apr 07, 2023 am 09:32 AM
Hot tools Tags
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
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
vc9-vc14 (32+64 bit) runtime library collection (link below)
Download the collection of runtime libraries required for phpStudy installation
VC9 32-bit
VC9 32-bit phpstudy integrated installation environment runtime library
PHP programmer toolbox full version
Programmer Toolbox v1.0 PHP Integrated Environment
VC11 32-bit
VC11 32-bit phpstudy integrated installation environment runtime library
SublimeText3 Chinese version
Chinese version, very easy to use
Hot Topics
1655
14
1413
52
1306
25
1252
29
1226
24