17 lines
460 B
Markdown
17 lines
460 B
Markdown
### initializeNDArray
|
|
|
|
Create a n-dimensional array with given value.
|
|
|
|
Use recursion.
|
|
Use `Array.map()` to generate rows where each is a new array initialized using `initializeNDArray`.
|
|
|
|
```js
|
|
const initializeNDArray = (val, ...args)=>
|
|
args.length === 0 ? val : Array.from({ length: args[0] }).map(() => initializeNDArray(val, ...args.slice(1)));
|
|
```
|
|
|
|
```js
|
|
initializeNDArray(1,3); // [1,1,1]
|
|
initializeNDArray(5,2,2,2); // [[[5,5],[5,5]],[[5,5],[5,5]]]
|
|
```
|