/**
 * Format numbers into neat and formatted strings for people
 */
export declare function formatNumber(number: number, options?: {
    decimals?: number;
    locale?: string;
}): string;
/**
 * Format numbers into local currency with extra smarts
 */
export declare function formatCurrency(number: number, options?: {
    decimals?: number;
    locale?: string;
}): string;
/**
 * Format numbers into valuations displayed in thousands, millions or billions
 */
export declare function formatValuation(number: number, options?: {
    decimals?: number;
    locale?: string;
    currency?: string;
}): string;
/**
 * Format a number into a your unit of choice
 */
export declare function formatUnit(number: number, options: {
    unit: string;
    decimals?: number;
    unitDisplay?: 'short' | 'long';
    locale?: string;
}): string;
/**
 * Format a number into a percentage
 */
export declare function formatPercentage(number: number, options?: {
    decimals?: number;
    locale?: string;
}): string;
/**
 * Collapses two dates (or timestamps) into a human-readable string
 * @info Time is optional and will only be shown if day, month and year are the same
 */
export declare function formatCombinedDates(from: Date | string | number, to: Date | string | number, options?: {
    locale?: string;
    format?: 'short' | 'long';
    timeZone?: string;
}): string;
/**
 * Format time into a human-readable string
 */
export declare function formatDurationLabels(seconds: number, options?: {
    labels?: 'short' | 'long';
    round?: boolean;
    decimals?: number;
}): string;
/**
 * Format time into duration 00:00:00
 */
export declare function formatDurationNumbers(seconds: number): string;
/**
 * Format and auto calculate file size into human-readable string
 */
export declare function formatFileSize(number: number, options?: {
    decimals?: number;
    inputUnit?: string;
    outputUnit?: string;
    unitDisplay?: 'short' | 'long';
    locale?: string;
}): string;
/**
 * Format and auto calculate length into human-readable string
 */
export declare function formatLength(number: number, options?: {
    decimals?: number;
    inputUnit?: string;
    outputUnit?: string;
    unitDisplay?: 'short' | 'long';
    locale?: string;
}): string;
/**
 * Format and auto calculate temperature into human-readable string
 */
export declare function formatTemperature(number: number, options?: {
    decimals?: number;
    inputUnit?: string;
    outputUnit?: string;
    unitDisplay?: 'short' | 'long';
    locale?: string;
}): string;
/**
 * Format numbers into words
 */
export declare function formatNumberToWords(number: number): string;
/**
 * Formats content into paragraphs with a minimum number of characters per sentence and minimum number of sentences per paragraph
 * @info Use whitespace-pre-wrap to ensure the whitespace is preserved
 */
export declare function formatParagraphs(text: string, options?: {
    minSentenceCount?: number;
    minCharacterCount?: number;
}): string;
/**
 * Generate initials from any string while ignoring common titles
 */
export declare function formatInitials(text: string, options?: {
    length?: number;
}): string;
/**
 * Format Unix timestamp into a datetime string
 */
export declare function formatUnixTime(timestamp?: number): string;
/**
 * Create a string of comma-separated values from an array, object, or string with an optional limit and conjunction
 */
export declare function formatList(items: string | object | string[], options?: {
    limit?: number;
    conjunction?: string;
}): string;
/**
 * Converts a string to title case following the Chicago Manual of Style rules.
 */
export declare function formatTitle(text: string): string;
/**
 * Format a sentence case string
 */
export declare function formatSentenceCase(text: string): string;
/**
 * Adds a space between the last two words in a string to prevent lonely words.
 * @info Remember `text-wrap: pretty` and `text-wrap: balance` are available for most browsers.
 */
export declare function formatTextWrap(text: string): string;