test: simplify for loop in test-buffer-zero-fill-cli.js

PR-URL: #26799 Reviewed-By: Richard Lau <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Ruben Bridgewater <[email protected]> Reviewed-By: Yongsheng Zhang <[email protected]>
nodejs · Apr 4, 2019 · 419a7da · 419a7da
1 parent 1ef2443
commit 419a7da
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/test/parallel/test-buffer-zero-fill-cli.js b/test/parallel/test-buffer-zero-fill-cli.js
@@ -9,8 +9,8 @@ const SlowBuffer = require('buffer').SlowBuffer;
 const assert = require('assert');
 
 function isZeroFilled(buf) {
-  for (let n = 0; n < buf.length; n++)
-    if (buf[n] > 0) return false;
+  for (const n of buf)
+    if (n > 0) return false;
   return true;
 }