Number.PrototypeNumber.prototype methods
val to_string : ?options:options -> float -> stringto_string ?options n converts number n to string with JS-compatible formatting. Equivalent to JavaScript's Number.prototype.toString().
to_fixed digits n formats n with digits fractional digits. Equivalent to JavaScript's Number.prototype.toFixed().
to_precision digits n formats n with digits significant digits. Equivalent to JavaScript's Number.prototype.toPrecision().
to_exponential digits n formats n in exponential notation. Equivalent to JavaScript's Number.prototype.toExponential().