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Double negation

Reports double negation that can be simplified.

Example:

if (!!functionCall()) {} // double negation if (!(a != b)) {} // double negation

After the quick-fix is applied:

if (functionCall()) {} if (a == b) {}

Inspection Details

By default bundled with:

IntelliJ IDEA 2024.1, Qodana for JVM 2024.1,

Can be installed with plugin:

Groovy, 241.16690

Last modified: 29 April 2024