/**
 * Determines whether the passed value is number. If  needed, the parameter is first converted to a number.
 * Supports: Numeric literal as DecimalLiteral, BinaryIntegerLiteral, OctalIntegerLiteral, and HexIntegerLiteral
 *
 * @param value The value to be tested for finiteness.
 *
 * @returns false if the argument is (or will be coerced to) positive or negative Infinity or NaN or undefined; otherwise, true.
 */
export declare const isNumber: (value: any) => boolean;