From ae0a73fc1a8a9a9b53df76eaf46a18b49ebea96f Mon Sep 17 00:00:00 2001 From: Omid Heidarzadeh Date: Tue, 15 Mar 2022 22:55:51 +0330 Subject: [PATCH] Bugfix:binary-arrays/concat/solution --- .../01-concat/_js.view/solution.js | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/4-binary/01-arraybuffer-binary-arrays/01-concat/_js.view/solution.js b/4-binary/01-arraybuffer-binary-arrays/01-concat/_js.view/solution.js index 2f51384e..00c37bb9 100644 --- a/4-binary/01-arraybuffer-binary-arrays/01-concat/_js.view/solution.js +++ b/4-binary/01-arraybuffer-binary-arrays/01-concat/_js.view/solution.js @@ -2,9 +2,9 @@ function concat(arrays) { // sum of individual array lengths let totalLength = arrays.reduce((acc, value) => acc + value.length, 0); - if (!arrays.length) return null; - let result = new Uint8Array(totalLength); + + if (!arrays.length) return result; // for each array - copy it over result // next array is copied right after the previous one