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Angelos Chalaris
2020-09-15 16:28:04 +03:00
parent 040efd4380
commit 53c16dbf65
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5
snippets/initialize2DArray.md
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@ -5,7 +5,8 @@ tags: array,intermediate
Initializes a 2D array of given width and height and value.
Use `Array.prototype.map()` to generate h rows where each is a new array of size w initialize with value. If the value is not provided, default to `null`.
- Use `Array.prototype.map()` to generate h rows where each is a new array of size w initialize with value.
- If the value is not provided, default to `null`.
```js
const initialize2DArray = (w, h, val = null) =>
@ -14,4 +15,4 @@ const initialize2DArray = (w, h, val = null) =>
```js
initialize2DArray(2, 2, 0); // [[0,0], [0,0]]
```
```