Evaluator: Fix "ord(): Providing a string that is not one byte long is deprecated."

reedy · reedy · commit c36903b9a05f · 2025-11-25T13:54:34.000Z
Bug: T411014
Change-Id: If2348bc2ca8024154061c0dc2f1da414884987ba
diff --git a/src/Evaluator.php b/src/Evaluator.php
@@ -92,7 +92,7 @@ public static function evaluateCompiled( $number, array $rules ): int {
 			$nine = ord( '9' );
 
 			foreach ( explode( ' ', $rule ) as $token ) {
-				$ord = ord( $token );
+				$ord = ord( $token[0] );
 				if ( isset( $operandSymbols[$token] ) ) {
 					$stack[] = $operandSymbols[$token];
 				} elseif ( $ord >= $zero && $ord <= $nine ) {
