mirror of
https://github.com/ivuorinen/cheatsheet-tldr.git
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42 lines
1.0 KiB
Plaintext
42 lines
1.0 KiB
Plaintext
---
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syntax: markdown
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tags: [tldr, common]
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source: https://github.com/tldr-pages/tldr.git
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---
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# composer
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> A package-based dependency manager for PHP projects.
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> More information: <https://getcomposer.org/doc/03-cli.md>.
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- Interactively create a `composer.json` file:
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`composer init`
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- Add a package as a dependency for this project, adding an entry to `composer.json`:
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`composer require {{user/package}}`
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- Install all the dependencies in this project's `composer.json` and create `composer.lock`:
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`composer install`
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- Uninstall a package from this project, removing it as a dependency from `composer.json` and `composer.lock`:
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`composer remove {{user/package}}`
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- Update all the dependencies in this project's `composer.json` and note new versions in `composer.lock` file:
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`composer update`
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- Update only `composer.lock` after updating `composer.json` manually:
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`composer update --lock`
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- Learn more about why a dependency can't be installed:
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`composer why-not {{user/package}}`
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- Update composer to its latest version:
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`composer self-update`
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