From 778e307c5bd7b41ede32241e549b3c2f71418c0e Mon Sep 17 00:00:00 2001
From: Konrad Abicht <hi@inspirito.de>
Date: Fri, 29 Sep 2023 09:38:43 +0200
Subject: [PATCH] Usage.md: change example code to avoid PHP notice (#644)

The following notice is thrown:

> Only variables should be passed by reference

because of the following code part:

> $font = reset($pdf->getFonts());
---
 doc/Usage.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/Usage.md b/doc/Usage.md
index 37c65aff..864c2924 100644
--- a/doc/Usage.md
+++ b/doc/Usage.md
@@ -205,8 +205,9 @@ Characters without width are added to `$missing` array in second parameter.
 ```php
 $parser = new \Smalot\PdfParser\Parser();
 $pdf = $parser->parseFile('document.pdf');
+$fonts = $pdf->getFonts();
 // get first font (we assume here there is at least one)
-$font = reset($pdf->getFonts());
+$font = reset($fonts);
 // get width
 $width = $font->calculateTextWidth('Some text', $missing);
 ```