I want to give a complete explanation of Laravel, so here I will explain the installation process of Laravel on Windows.
I won’t talk about Linux.
The first thing we need to do is install our Composer package manager.
Go to our official website.
https://getcomposer.org/Composer-Setup.exe
This is our installation package on Windows. Just go to next to install it.
At the same time, we can also install it through the windows command line tool.
<code class=" language-bash">php -r "readfile('https://getcomposer.org/installer');" | php</code>
One thing to note here is that if your php does not have openssl extension enabled, it is best to enable it. Or try changing https to http.
Of course, the premise is that your computer has already installed php, such as xampp or wamp.Just enter php in the command line without error.
After the installation is complete, let’s try it. Enter composer directly in the command line,
If composer’s command line help appears, the installation is successful.
Why do we need to install the composer package manager? Because laravel downloaded from the official website does not have a vender directory.
In fact, what is stored in the vendor is the dependency package laravel/framework of our laravel framework. These things can be passed to us
Download from the packagelist website.
Let’s start with installing laravel. There are many ways to install laravel. You can download it through git clone
We can also download it from the official website of laravel. Or we can directly search for the laravel open source code on github, and then click to download the zip package and decompress it. Here I will download it directly from the official website.
After the download is completed, unzip it to the updated directory of our server.
I am using xampp. So I put the laravel folder under our htdoc directory.
Then enter the laravel directory through the command line tool. Mine is: T:xampphtdoclaravel
Then enter the command composer install
Now we can automatically install our vendor. Regarding composer, I introduced it in a previous blog post.
composer --php package management tool
After the installation is complete, we can directly enter
in the browserlocalhost/laravel/public You can see our laravel welcome interface.
Okay. I’m a little tired today. Let’s just write it here.
Whatever is worth doing is worth doing well.
Best Wishes.

PHPsessionstrackuserdataacrossmultiplepagerequestsusingauniqueIDstoredinacookie.Here'showtomanagethemeffectively:1)Startasessionwithsession_start()andstoredatain$_SESSION.2)RegeneratethesessionIDafterloginwithsession_regenerate_id(true)topreventsessi

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Tostoreauser'snameinaPHPsession,startthesessionwithsession_start(),thenassignthenameto$_SESSION['username'].1)Usesession_start()toinitializethesession.2)Assigntheuser'snameto$_SESSION['username'].Thisallowsyoutoaccessthenameacrossmultiplepages,enhanc

Reasons for PHPSession failure include configuration errors, cookie issues, and session expiration. 1. Configuration error: Check and set the correct session.save_path. 2.Cookie problem: Make sure the cookie is set correctly. 3.Session expires: Adjust session.gc_maxlifetime value to extend session time.

Methods to debug session problems in PHP include: 1. Check whether the session is started correctly; 2. Verify the delivery of the session ID; 3. Check the storage and reading of session data; 4. Check the server configuration. By outputting session ID and data, viewing session file content, etc., you can effectively diagnose and solve session-related problems.

Multiple calls to session_start() will result in warning messages and possible data overwrites. 1) PHP will issue a warning, prompting that the session has been started. 2) It may cause unexpected overwriting of session data. 3) Use session_status() to check the session status to avoid repeated calls.

Configuring the session lifecycle in PHP can be achieved by setting session.gc_maxlifetime and session.cookie_lifetime. 1) session.gc_maxlifetime controls the survival time of server-side session data, 2) session.cookie_lifetime controls the life cycle of client cookies. When set to 0, the cookie expires when the browser is closed.


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