Unit

The Unit class is a comprehensive unit conversion utility that supports conversions between various measurement systems.

Constructor

constructor(value: number, unit?: UnitKey)

Example

Sub-pages

Explore the conversion methods by category:

• Instance Methods — toString(), convertByPrefix(), convertFromTo(), convert()
• Length Conversions — meters, feet, km, miles, cm, mm
• Mass & Weight Conversions — kg, lbs, grams, ounces
• Temperature Conversions — Celsius, Fahrenheit, Kelvin
• Volume Conversions — ml, liters, gallons
• Area Conversions — sq. meters, sq. feet, sq. km, sq. inches
• Speed Conversions — km/h, mph
• Time Conversions — seconds, minutes, hours, days
• Digital Storage Conversions — bytes, KB, MB, GB, TB
• Power Conversions — watts, kilowatts
• Energy Conversions — joules, calories, kilojoules
• Pressure Conversions — atm, pascal, bar
• Frequency Conversions — Hz, kHz, MHz

Type Definitions

UnitKey

type UnitKey = keyof typeof UNITS;

Supported unit abbreviations (e.g., 'kg', 'm', 'F').

UnitLabel

type UnitLabel = (typeof UNITS)[UnitKey];

Full names of units (e.g., 'Kilogram', 'Meter').

SIPrefix

type SIPrefix = keyof typeof PREFIX_MULTIPLIERS;

Scientific prefixes (e.g., 'k', 'm', 'M').

UnitNumberMethods

type UnitNumberMethods = {
  [K in keyof typeof Unit]: (typeof Unit)[K] extends (
    (value: number) => number
  ) ? K : never;
}[keyof typeof Unit];

Type-safe names of static conversion methods.