/** A number written for an attribute: two decimals at most, no trailing zeros, never "-0". */
export declare function num(value: number): string;
/** Text made safe to write between tags and inside a double-quoted attribute. */
export declare function esc(text: string): string;
/** An attribute value: a number, text, or nothing at all (the attribute is left out). */
export type Attr = string | number | boolean | undefined | null;
/** One element as text. Attributes with no value are left out; text is escaped, numbers are rounded. */
export declare function el(name: string, attrs: Record<string, Attr>, inner?: string): string;
/** A small, stable hash of text (FNV-1a), written in base 36, for ids that follow from the options. */
export declare function hash(text: string): string;