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Class hierarchy checks

Checks the classes' hierarchy: abstract methods implementation, the compatibility of implementing/overriding methods with their declarations in parent classes, and properties' types redeclarations.

All reported violations result in PHP fatal errors. It is not recommended disabling or suppressing this inspection.

Locating this inspection


Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | PHP | General


By default bundled with

PhpStorm 2024.1, Qodana for PHP 2024.1,

Can be installed with plugin


Last modified: 18 June 2024