typescript-immutable-utils/es/arrays.d.ts

Type-safe immutability helpers for simple objects and arrays

export declare function setAt<T>(items: T[], index: number, item: T): T[];
export declare function insertAt<T>(items: T[], index: number, item: T): T[];
export declare function removeAt<T>(items: T[], index: number): T[];
export declare function removeValue<T>(items: T[], item: T): T[];