minor #20084 example function param 1 requires string (franzholz)

javiereguiluz · javiereguiluz · commit da14654991bf · 2024-08-02T17:16:21.000+02:00
This PR was merged into the 6.4 branch. Discussion ---------- example function param 1 requires string An int causes a PHP error argument #1 ($line) must be of type int, string given, Commits ------- 4f733e0 example function param 1 requires string
diff --git a/components/var_dumper.rst b/components/var_dumper.rst
@@ -627,7 +627,7 @@ For example, to get a dump as a string in a variable, you can do::
 
     $dumper->dump(
         $cloner->cloneVar($variable),
-        function (int $line, int $depth) use (&$output): void {
+        function (string $line, int $depth) use (&$output): void {
             // A negative depth means "end of dump"
             if ($depth >= 0) {
                 // Adds a two spaces indentation to the line
