/**
 * Like the Lodash _.every function, this function takes an array and a
 * predicate function and returns true or false depending on whether the
 * predicate is true for every item in the array.
 */
export declare function every(array: any[], predicate: (member: any, index: number) => boolean): boolean;
/**
 * Like the Lodash _.some function, this function takes an array and a predicate
 * function and returns true or false depending on whether the predicate is true
 * for any of the items in the array.
 */
export declare function some(array: any[], predicate: (member: any, index: number) => boolean): boolean;
/**
 * This function is similar to Array.prototype.find, but it returns the result
 * of calling the value function rather than an item of the array.
 *
 * @deprecated since v0.17, remove in v0.18
 */
export declare function firstResult(array: any[], valueFn: (member: any, index: number) => any): any;