Add default value description to initialize2DArray

2017-12-19 16:46:05 -05:00
parent 0219375a1c
commit 336cd97960
1 changed files with 1 additions and 1 deletions
--- a/snippets/initialize2DArray.md
+++ b/snippets/initialize2DArray.md
@ -2,7 +2,7 @@

 Initializes an 2D array of given width and height and value.

-Use `.map()` to generate h rows where each is a new array of size w initialize with value.
+Use `.map()` to generate h rows where each is a new array of size w initialize with value. If value is not provided, default to null.

 ```js
 const initialize2DArray = (w, h, val = null) =>