/**
 * Returns true when the value has no elements/properties.
 *
 * @param value - Value to check
 * @returns `true` if the value is empty
 */
export declare function isEmpty(value: unknown): boolean;
/**
 * Escapes RegExp special characters in a string.
 *
 * @param value - Input string
 * @returns Escaped string safe for RegExp source
 */
export declare function escapeRegExp(value: string): string;
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