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Class constant type is missing

In PHP 8.3 and later, reports a class constant that is missing a type declaration. Suggests inserting the correct class constant type.

Locating this inspection

By ID

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

PhpMissingClassConstantTypeInspection
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 | Type compatibility

Suppressing Inspection

You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:

//noinspection PhpMissingClassConstantTypeInspection

More detailed instructions as well as other ways and options that you have can be found in the product documentation:

Last modified: 18 September 2025