/**
 * String utility functions
 * String manipulation and formatting utilities
 */
/**
 * Capitalize first letter of a string
 */
export declare function capitalizeFirstLetter(string: string): string;
/**
 * Convert string to snake_case
 */
export declare function toSnakeCase(input: string): string;
/**
 * Convert string to camelCase
 */
export declare function toCamelCase(input: string): string;
/**
 * Extract file name from path
 */
export declare function pathToName(path: string, includeExtension?: boolean): string;
/**
 * Extract file extension from path
 */
export declare function pathToExtension(path: string): string;
/**
 * Format large integers with separators
 */
export declare function stringifyLargeInt(int: number): string;
/**
 * Pluralize a string based on array length
 */
export declare function pluralS(arr: any[], singular: string, plural?: string): string;
/**
 * Auto-stringify an object (convert to string representation)
 */
export declare function autoStringify(object: any): string;
/**
 * Get key by value from an object
 */
export declare function getKeyByValue<T extends Record<string, any>>(object: T, value: any): keyof T | undefined;
/**
 * Omit keys from an object
 */
export declare function omitKeys<T extends Record<string, any>>(obj: T, keys: (keyof T)[], dualLevel?: boolean): Partial<T>;
/**
 * Escape HTML special characters
 */
export declare function escapeHtml(text: string): string;
/**
 * Unescape HTML entities
 */
export declare function unescapeHtml(text: string): string;
//# sourceMappingURL=string_util.d.ts.map