Function find

find<Iter, V, D>(iter, condition, def?): AnyItResult<Iter, D | V>
Returns the first matching value. If the value is not found return def, and if def is not defined throw NotFound.
Type Parameters
- Iter extends AnyIt<unknown>
- V extends unknown
- D = V
Parameters
- iter: Iter
  The iterable to find against.
- condition: V | Matcher<V>
  A value or a matcher function.
- Optional def: typeof notDefined | D
  The default value to return if no value has been found.
Returns AnyItResult<Iter, D | V>
Example
```
// Returns 2
it.filter([1, 2, 3], x => x == 2)
```
Example
```
// Returns 2
it.filter([1, 2, 3], 2)
```
Example
```
// Returns 10
it.filter([1, 2, 3], -1, 10)
```
Example
```
// Throws NotFound
it.filter([1, 2, 3], -1)
```
Throws
NotFound - No value has been found and def is not defined.
- Defined in src/operators/find.ts:40