Create 多层数组扁平化.js

Rain120 · Aug 16, 2018 · 5e014ba · 5e014ba
1 parent 58f2215
commit 5e014ba
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/多层数组扁平化.js b/多层数组扁平化.js
@@ -0,0 +1,5 @@
+function flat(arr) {
+  return arr.toString().split(',').map(item => +item);
+}
+var arr = [[2],[[1,[2,3],2,5],[1],[2]],3,4];
+flat(arr) // [2, 1, 2, 3, 2, 5, 1, 2, 3, 4]