Iterated elements are not used in forEach

Last modified: 03 December 2024

Reports forEach loops that do not use iterable values.

Example:

listOf(1, 2, 3).forEach { }

The quick fix introduces anonymous parameter in the forEach section:

listOf(1, 2, 3).forEach { _ -> }

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ForEachParameterNotUsed
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Inspection Details

By default bundled with:

IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,

Can be installed with plugin:

Kotlin, 243.23126-IJ