Undefined property
Reports the references to class properties that are not declared.
The inspection skips the objects of the stdClass or derived types.
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.
PhpUndefinedFieldInspection- 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.
Inspection ID: PhpUndefinedFieldInspection
Inspection options
Here you can find the description of settings available for the Undefined property inspection, and the reference of their default values.
- Notify of access to a property via magic method
Option ID:
NOTIFY_ACCESS_VIA_MAGIC_METHODDefault value:
Selected- Notify of read access to a dynamic property
Option ID:
NOTIFY_DYNAMIC_READDefault value:
Selected- Notify on accessing member of mixed, object, stdClass, undefined type, null
Option ID:
WARN_ON_MIXEDDefault value:
Not selected
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:
More detailed instructions as well as other ways and options that you have can be found in the product documentation:
Inspection Details | |
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By default bundled with: | IntelliJ IDEA 2025.3, PhpStorm 2025.3, Qodana for JVM 2025.3, Qodana for PHP 2025.3, |