Function contains

contains<T>(
    array: ArrayLike<T>,
    item: T,
    equalityComparer?: EqualityComparison<T>,
): boolean
Checks to see if the provided array contains an item. If the array value is null, then false is returned.
Type Parameters
- T
Parameters
- array: ArrayLike<T>
- item: T
- equalityComparer: EqualityComparison<T> = areEqual
Returns boolean
- Defined in arrayUtility.ts:70