Try Rector Online | Rector - Automated Way to Instantly Upgrade and Refactor any PHP code

Run Rector on your code to see what it can do for you:

      *
      * @return bool|float|int|string
      */
-    function run($data)
+    function run(string $data)
     {
         if (is_string($data)) {
             $data = sprintf('"%s"', $data);

PHP snippet to change

<?php


    /**
     * @param false|float|int|string $cell
     *
     * @return bool|float|int|string
     */
    function run($data)
    {
        if (is_string($data)) {
            $data = sprintf('"%s"', $data);
        }
        
        return $data;
    }

Applied Rules:

AddParamStringTypeFromSprintfUseRector

Not a change you expect?

Create an issue on GitHub
...or to speed up fix – add a test fixture

Config rector.php

<?php

declare(strict_types=1);

use Rector\Config\RectorConfig;
use Rector\TypeDeclaration\Rector\ClassMethod\AddParamStringTypeFromSprintfUseRector;

return static function (RectorConfig $rectorConfig): void {
    $rectorConfig->rule(AddParamStringTypeFromSprintfUseRector::class);
};

Rector version: 9ccfc5 - released at 2025-11-06 17:22