import { type PhpAssoc, type PhpComparatorDescriptor, type PhpRuntimeValue } from '../_helpers/_phpTypes.ts';
type SortContextValue = PhpRuntimeValue;
export declare function usort<T>(this: PhpAssoc<SortContextValue>, inputArr: Record<string, T>, sorter: PhpComparatorDescriptor<T>): boolean | Record<string, T>;
export {};