Converts a number from one measurement system to another. For example, Convert can translate a table of distances in miles to a table of distances in kilometers.
The units for the result. Convert accepts the following text values (in quotation marks) for from_unit and to_unit, which are listed in the Remarks section.
Return value
Double
Remarks
Weight and mass
From_unit or to_unit
Gram
"g"
Slug
"sg"
Pound mass (avoirdupois)
"lbm"
U (atomic mass unit)
"u"
Ounce mass (avoirdupois)
"ozm"
Distance
From_unit or to_unit
Meter
"m"
Statute mile
"mi"
Nautical mile
"Nmi"
Inch
"in"
Foot
"ft"
Yard
"yd"
Angstrom
"ang"
Pica (1/72 in.)
"Pica"
Time
From_unit or to_unit
Year
"yr"
Day
"day"
Hour
"hr"
Minute
"mn"
Second
"sec"
Pressure
From_unit or to_unit
Pascal
"Pa" (or "p")
Atmosphere
"atm" (or "at")
mm of Mercury
"mmHg"
Force
From_unit or to_unit
Newton
"N"
Dyne
"dyn" (or "dy")
Pound force
"lbf"
Energy
From_unit or to_unit
Joule
"J"
Erg
"e"
Thermodynamic calorie
"c"
IT calorie
"cal"
Electron volt
"eV" (or "ev")
Horsepower-hour
"HPh" (or "hh")
Watt-hour
"Wh" (or "wh")
Foot-pound
"flb"
BTU
"BTU" (or "btu")
Power
From_unit or to_unit
Horsepower
"HP" (or "h")
Watt
"W" (or "w")
Magnetism
From_unit or to_unit
Tesla
"T"
Gauss
"ga"
Temperature
From_unit or to_unit
Degree Celsius
"C" (or "cel")
Degree Fahrenheit
"F" (or "fah")
Kelvin
"K" (or "kel")
Liquid measure
From_unit or to_unit
Teaspoon
"tsp"
Tablespoon
"tbs"
Fluid ounce
"oz"
Cup
"cup"
U.S. pint
"pt" (or "us_pt")
U.K. pint
"uk_pt"
Quart
"qt"
Gallon
"gal"
Liter
"l" (or "lt")
The following abbreviated unit prefixes can be prepended to any metric from_unit or to_unit.
Prefix
Multiplier
Abbreviation
exa
1E+18
"E"
peta
1E+15
"P"
tera
1E+12
"T"
giga
1E+09
"G"
mega
1E+06
"M"
kilo
1E+03
"k"
hecto
1E+02
"h"
dekao
1E+01
"e"
deci
1E-01
"d"
centi
1E-02
"c"
milli
1E-03
"m"
micro
1E-06
"u"
nano
1E-09
"n"
pico
1E-12
"p"
femto
1E-15
"f"
atto
1E-18
"a"
If the input data types are incorrect, Convert generates an error.
If the unit does not exist, Convert generates an error.
If the unit does not support an abbreviated unit prefix, Convert generates an error.
If the units are in different groups, Convert generates an error.
Unit names and prefixes are case-sensitive.
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