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Composer version constraints you must know

If you don't know composer yet, please go to the composer tutorial section and start reading. I've seen many people struggle with constraints on dependencies between the composer packages they use. Hopefully this article will point out the causes of some problems and provide ways to avoid them.

Aug 05, 2019 pm 01:46 PM

Composer

How to use composer

How to use composer: First search for dump on the Packagist website; then enter the command "composer require symfony/var-dumper" on the command line to install the component; then composer will automatically find the stable version of var-dumper to install.

Aug 05, 2019 am 09:28 AM

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How to install composer

How to install composer: first install PHP and set PHP in global variables; then open the command line and enter "php -v" to view the PHP version information; then use the "php composer-setup.php" command to perform the installation.

Aug 05, 2019 am 09:19 AM

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What does composer mean in Chinese?

Composer in Chinese means creator, composer, composer; and usually, what we call Composer is a tool used to manage dependencies in PHP.

Aug 05, 2019 am 09:09 AM

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Detailed explanation of composer.json file

In the current mainstream PHP framework, we will find a file named composer.json. You can see the composer.json file in the downloaded composer package. Below, the composer usage tutorial column will introduce the functions of the composer.json file, etc. .

Aug 03, 2019 pm 05:11 PM

composerjson

How to install composer?

Composer installation method: first open php.ini in the php directory and enable openssl configuration; then download Composer-Setup.exe and open the installation; finally enter the composer --version command to check whether the installation is successful.

Aug 03, 2019 pm 03:33 PM

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The difference between composer and git

The difference between composer and git: Composer is a dependency management tool for PHP and can run on Windows, Linux and OSX platforms; while Git is an open source distributed version control system that can handle files from small to very large efficiently and at high speed. Project version management.

Aug 03, 2019 pm 03:23 PM

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composer updates specified dependency packages

compoesr's require/update can update specified dependency packages (upgrade/downgrade). require is more flexible. If it is not installed, it will be installed. If it is installed, it will be upgraded or downgraded according to the version number passed in.

Aug 03, 2019 pm 01:46 PM

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what does composer mean

The Chinese meaning of composer is composer and designer; usually, what we call Composer is a dependency management tool for PHP5.3 and above.

Aug 03, 2019 pm 01:20 PM

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How to use composer

How to use composer: First create the composer.json file; then execute composer install to install the dependency package; then introduce the dependency "require vendor/autoload.php" into the php file.

Aug 03, 2019 am 11:17 AM

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What software is composer?

Composer is a new installation package management tool that serves the PHP ecosystem. It is a command line tool software that mainly helps you automatically install the development packages that your project depends on.

Aug 03, 2019 am 10:00 AM

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Introduction to Composer

For programming beginners, you may have heard of composer, but you may not know what it is? how to install? The following PHP Chinese website composer tutorial column will explain in detail what composer is and the installation steps.

Aug 02, 2019 pm 05:13 PM

Composer

How to install composer

How to install composer: first download Composer; then double-click the exe downloaded file installation package, click Next in the pop-up window; then click Browse, you need to find the installation directory of php.exe; finally click Install and wait for the installation to complete. .

Aug 02, 2019 pm 04:58 PM

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