d3.formatSpecifier(specifier) Parses the specified specifier, returning an object with exposed fields that correspond
d3.formatDefaultLocale(definition) Equivalent to
d3.format(specifier) An alias for locale
d3.precisionPrefix(step, value) Returns a suggested decimal precision for use with
d3.precisionFixed(step) Returns a suggested decimal precision for fixed point notation given the specified numeric step
d3.formatPrefix(specifier, value) An alias for
d3.formatLocale(definition) Returns a locale object for the specified definition with
locale.formatPrefix(specifier, value) Equivalent to
locale.format(specifier) Returns a new format function for the given string specifier. The returned function
d3.precisionRound(step, max) Returns a suggested decimal precision for format types that round to significant digits