d3.formatDefaultLocale(definition) Equivalent to

d3.formatSpecifier(specifier) Parses the specified specifier, returning an object with exposed fields that correspond

d3.format(specifier) An alias for locale

d3.formatPrefix(specifier, value) An alias for

d3.precisionFixed(step) Returns a suggested decimal precision for fixed point notation given the specified numeric step

d3.precisionPrefix(step, value) Returns a suggested decimal precision for use with

locale.format(specifier) Returns a new format function for the given string specifier. The returned function

d3.formatLocale(definition) Returns a locale object for the specified definition with

locale.formatPrefix(specifier, value) Equivalent to

d3.precisionRound(step, max) Returns a suggested decimal precision for format types that round to significant digits