Returns items in an array with a falsy result of an async callback function
function rejectAsync<T>(arr: T[], fn: AsyncFunc<T, any>)
// Example:
await rejectAsync(arr, asyncIsEven) //=> [1, 3, 5]
Returns items in an array with a falsy result of an async callback function
function rejectAsync<T>(arr: T[], fn: AsyncFunc<T, any>)
// Example:
await rejectAsync(arr, asyncIsEven) //=> [1, 3, 5]