in_array() checks need to be strict.

sdboyer · Feb 18, 2014 · 322a936 · 322a936
1 parent c9b4cd5
commit 322a936
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Gliph/Algorithm/ConnectedComponent.php b/src/Gliph/Algorithm/ConnectedComponent.php
@@ -40,7 +40,7 @@ public static function tarjan_scc(DirectedGraph $graph, TarjanSCCVisitor $visito
                     $visit($to);
                     $lowlimits[$vertex] = min($lowlimits[$vertex], $lowlimits[$to]);
                 }
-                else if (in_array($to, $stack)) {
+                else if (in_array($to, $stack, TRUE)) {
                     $lowlimits[$vertex] = min($lowlimits[$vertex], $indices[$to]);
                 }
             });