# vowels-index

### Instructions

- Write a function that takes one argument of type string and returns an array of intergers containing the index of the vowels in the string.
- vowels : [a,i ,e ,u o]

### Expected function

```go 
func VowelIdx(str string) []int {
}
```
### Usage

```console
$ go run . "hello Iyan"
$2
$5
$7
$8
$9
```