all: use for-range with numeric

Go 1.22 now support for-range on numeric value.

1 files changed, 4 insertions, 4 deletions

diff --git a/lib/os/os.go b/lib/os/os.go
index 0a3a0eab..3d6cbce9 100644
--- a/lib/os/os.go
+++ b/lib/os/os.go
@@ -1,6 +1,6 @@
-// Copyright 2022, Shulhan <ms@kilabit.info>. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// SPDX-FileCopyrightText: 2022 M. Shulhan <ms@kilabit.info>
+//
+// SPDX-License-Identifier: BSD-3-Clause
 
 // Package os extend the standard os package to provide additional
 // functionalities.
@@ -176,7 +176,7 @@ func IsBinary(file string) bool {
 
 		content = content[:n]
 
-		for x = 0; x < len(content); x++ {
+		for x = range len(content) {
 			if ascii.IsSpace(content[x]) {
 				continue
 			}