Function contains

contains<T>(
value: T,
equalsFunction?: EqualsFunction<T>,
): CollectorFunction<T, boolean>
Checks if the source contains a specific value.
Type Parameters
- T
  Type of items in the source.
Parameters
- value: T
  Value to check for.
- equalsFunction: EqualsFunction<T> = ...
  Optional function to compare values.
Returns CollectorFunction<T, boolean>
Collector that checks if the source contains a specific value.
Example
```
const result = contains(2)([1, 2, 3]);
console.log(result); // true
```
- Defined in collectors/contains/contains.ts:17