Function selectWeightedElement

selectWeightedElement<T extends { weight?: number; [k: string]: any }>(
    items: T[],
    weightProp?: "weight",
): T

selectWeightedElement<
    T extends
        { [k in string
        | number
        | symbol]?: number } & { [k: string]: any },
    K extends string
    | number
    | symbol,
>(
    items: T[],
    weightProp: K,
): T