4.2.27. Remove Written Only Variable

This removes variables that are written only.

4.2.27.1. Before

<?php

function foo() {
    $a = 1;
    $a += 2; // No usage of $a
}

?>

4.2.27.2. After

<?php

function foo() {
}

?>

4.2.27.3. Suggested Analysis

4.2.27.4. Specs

Short Name

Structures/RemoveVariable

Exakat version

2.3.0

Available in

Entreprise Edition, Exakat Cloud