Dead code (ARCH7188)

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Key php.quality.dead-code · Severity info · Category quality

Statements after return, throw, break, or continue are never reached, and uncalled private members add noise. Remove unreachable code.

Incorrect

<?php
function discount(float $price): float
{
    return $price * 0.9;
    $price = 0; // unreachable
}

<?php
function discount(float $price): float
{
    return $price * 0.9;
}

Delete unreachable statements and unused private members.