From ff9462face6993f3baa9bf9d5b5e6d77ad58997b Mon Sep 17 00:00:00 2001
From: Toby Zerner <toby.zerner@gmail.com>
Date: Thu, 3 Oct 2019 15:41:43 +0930
Subject: [PATCH] Cleaner substring syntax

---
 src/Handler/Index.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Handler/Index.php b/src/Handler/Index.php
index dbe9adb..1ad6d85 100644
--- a/src/Handler/Index.php
+++ b/src/Handler/Index.php
@@ -236,7 +236,7 @@ class Index implements RequestHandlerInterface
         $fields = explode(',', $string);
 
         foreach ($fields as $field) {
-            if (substr($field, 0, 1) === '-') {
+            if ($field[0] === '-') {
                 $field = substr($field, 1);
                 $direction = 'desc';
             } else {