/**
 * Formats a number as a string with thousands separators and no decimal places.
 * Example: 1234567 -> "1,234,567"
 */
export declare const formatCount: (n: number | {
    valueOf(): number;
}) => string;
/**
 * Formats a number as a string with 4 significant digits and SI prefix.
 * Example: 1234567 -> "1.235M"
 */
export declare const formatCount4: (n: number | {
    valueOf(): number;
}) => string;
/**
 * Formats a number as a string with thousands separators and SI prefix.
 * Example: 1234567 -> "1M"
 */
export declare const formatCountShort: (n: number | {
    valueOf(): number;
}) => string;
/**
 * Shortens a string to a specified maximum length by truncating and adding an ellipsis.
 * @param str - The string to shorten
 * @param maxLength - Maximum length of the resulting string (including ellipsis). Defaults to 10.
 * @returns The shortened string with ellipsis if truncated, or the original string if shorter than maxLength
 * @example
 * shorten("Hello World", 8) // Returns "Hello..."
 * shorten("Hi", 8) // Returns "Hi"
 */
export declare function shorten(str: string, maxLength?: number): string;
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