Added empty array check

Added empty array check to the second ("right") solution.
2015-10-17 00:34:48 +03:00 · 2015-10-17 00:34:48 +03:00 · c44ac8f7b9
commit c44ac8f7b9
parent 72528a31fd
1 changed files with 1 additions and 0 deletions
--- a/1-js/4-data-structures/9-array-iteration/2-partial-sums-array/solution.md
+++ b/1-js/4-data-structures/9-array-iteration/2-partial-sums-array/solution.md
@ -31,6 +31,7 @@ alert(getSums([1,2,3,4,5])); // результат: *!*1,3,6,10*/!*
 //+ run
 function getSums(arr) {
  var result = [];
+  if (!arr.length) return result;

  *!*var totalSum*/!* = arr.reduce(function(sum, item) {
    result.push(sum);