unique
Determines if a value is unique in an array Allows for code like:
const ary = [ 1, 2, 3, 3, 4, 5, 1 ];
const result = ary.filter(unique);
result => [ 1, 2, 3, 4, 5 ]
Parameters
| Parameter | Type | Default | Notes |
|---|---|---|---|
| value Required | any |
the value to search for |
|
| index Required | number |
the index of the searched value |
|
| ary Required | any[] |
the array to search |
Returns
- indicating if the value is unique in the array
boolean
Function defined in common/src/util.ts:283