Variable type can be explicit

Last modified: 03 December 2024

Reports local variables of the var type that can be replaced with an explicit type.

Example:

var str = "Hello";

After the quick-fix is applied:

String str = "Hello";

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.

VariableTypeCanBeExplicit
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 | Java | Java language level migration aids | Java 10

This inspection depends on the Java feature 'Local variable type inference', which is available since Java 10.

Inspection Details

By default bundled with:

IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,

Can be installed with plugin:

Java, 243.23126