Introducing advanced composer commands-composer-php.cn

The tutorial column ofcomposerbelow will introduce you to the advanced commands of composer. I hope it will be helpful to those who need it!

composer dumpautoload

After updating the project composer autoloader. Do not use composer update to load the index (update will update the entire project), use dumpautoload to complete it.

Support two parameters

--optimize (-o) --no-dev

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composer depends

To detect dependencies, refer to https://docs.phpcomposer.com/03-cli.html#depends

composer show

List all available software packages

$ composer show doctrine/inflector 2.0.3 PHP Doctrine Inflector is a small library that can perform string manip... doctrine/instantiator 1.4.0 A small, lightweight utility to instantiate objects in PHP without invo... elasticsearch/elasticsearch v7.10.0 PHP Client for Elasticsearch ezimuel/guzzlestreams 3.0.1 Fork of guzzle/streams (abandoned) to be used with elasticsearch-php ezimuel/ringphp 1.1.2 Fork of guzzle/RingPHP (abandoned) to be used with elasticsearch-php filp/whoops 2.9.1 php error handling for cool kids graham-campbell/result-type v1.0.1 An Implementation Of The Result Type illuminate/container v7.30.1 The Illuminate Container package. illuminate/contracts v7.30.1 The Illuminate Contracts package. illuminate/database v7.30.1 The Illuminate Database package. illuminate/support v7.30.1 The Illuminate Support package.

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Show detailed information of specific packages

$ composer show illuminate/database name : illuminate/database descrip. : The Illuminate Database package. keywords : database, laravel, orm, sql versions : * v7.30.1 type : library license : MIT License (MIT) (OSI approved) https://spdx.org/licenses/MIT.html#licenseText source : [git] https://github.com/illuminate/database.git 13ae12f444c9d071c6867cf86afd2fdedfd081ec dist : [zip] https://api.github.com/repos/illuminate/database/zipball/13ae12f444c9d071c6867cf86afd2fdedfd081ec 13ae12f444c9d071c6867cf86afd2fdedfd081ec path : E:\wamp\www\git\test\php\phptest\vendor\illuminate\database names : illuminate/database autoload psr-4 Illuminate\Database\ => . requires ext-json * illuminate/container ^7.0 illuminate/contracts ^7.0 illuminate/support ^7.0 php ^7.2.5|^8.0 symfony/console ^5.0 suggests doctrine/dbal Required to rename columns and drop SQLite columns (^2.6). fakerphp/faker Required to use the eloquent factory builder (^1.9.1). illuminate/console Required to use the database commands (^7.0). illuminate/events Required to use the observers with Eloquent (^7.0). illuminate/filesystem Required to use the migrations (^7.0). illuminate/pagination Required to paginate the result set (^7.0). symfony/finder Required to use Eloquent model factories (^5.0).

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composer package version

##>=1.0 or >=1.0,<2.0 Range represents ##1.0.* ~1.2.3 ^1.2.3

Example	Description
1.0.2	Specify the exact version of the package (use less )
	Comma, indicating the logical relationship with &&Pipe symbol \| Expresses the relationship of or
>=1.0 && < 1.1
>=1.2.3,<1.3 (useful for projects that follow semantic versioning)
> ;=1.2.3,<2.0.0

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