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Code Inspection: Duplicate package entries in composer.json

Reports duplicate package entries in the require and require-dev sections of composer.json.

In the following example, the composer.json file contains two duplicate "phpunit/phpunit" entries.

{ "name": "vendor/my_package", "require": { "phpunit/phpunit": "9.5.x", "symfony/console": "6.1.x", "phpunit/phpunit": "9.5.x" } }

Suppress an inspection in the editor

  1. Place the caret at the highlighted line and press Alt+Enter or click the Intention action icon.

  2. Click the arrow next to the inspection you want to suppress and select the necessary suppress action.

Last modified: 11 February 2024