export declare function noop(): void;
export declare function get(source: any, path: any, defaultValue?: any): any;
export declare function isValidArray(obj: any): obj is any[];
export declare function findInArray(arr: any[], fn: any): any;
export declare function range(start: number, end?: number, step?: number): any[];
export declare function isString(str: any): str is string;
export declare function isNumber(num: any): num is number;
export declare function isUndef(obj: any): obj is undefined;
export declare function isFunction(fn: any): fn is Function;
export declare function isBoolean(val: any): boolean;
export declare function isNil(val: any): val is undefined | null;
export declare function isInvalidValue(val: any): boolean;
export declare function isPromise(val: any): val is Promise<any>;
export declare const nextTick: (handler: any) => void;
export declare function removeFromArray(arr?: any[], val?: string): any[];
export declare function replaceMessage(template: string, kv: {
    [x: string]: any;
}): string;
export declare function getValueFromEvents(e: any): any;
export declare function getNotUndef(...values: any[]): any;