Function dir

dir<T>(a, b, target?): T
Get the vector going from b to a.
Type Parameters
- T extends VectorLike
Parameters
- a: T
  
  Start coordinates
- b: VectorLike
  
  End coordinates
- target: T = a
  
  Target for storing the results (Default: a)
Returns T
Vector going from a to b
Example
```
dir([2, 1], [3, 0], new Array(2)); // Returns: [1, -1]
```
- Defined in index.ts:207

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