回答編集履歴

ソース修正

2016/06/13 02:22

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スコア366

test CHANGED Viewed

@@ -8,7 +8,7 @@
 function myReturn(num, def = 8) {
-  if (num === undefined) num = def;
+  if (num === undefined || num === null) num = def;
   object.number = num;