Idempotent operation in binary expression

Last modified: 03 December 2024

Reports the binary expression operands that do not change the expression result (such as + 0 or . "") and are therefore redundant.

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.

PhpIdempotentOperationInspection
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 | Code smell

Inspection Details

By default bundled with:

IntelliJ IDEA 2024.3, PhpStorm 2024.3, Qodana for JVM 2024.3, Qodana for PHP 2024.3,

Can be installed with plugin:

PHP, 243.23126