Measurement Units for R Vectors


[Up] [Top]

Documentation for package ‘units’ version 0.7-1

Help Pages

as_difftime convert units object into difftime object
as_units Handle measurement units
as_units.call Handle measurement units
as_units.character Handle measurement units
as_units.Date Handle measurement units
as_units.default Handle measurement units
as_units.difftime Handle measurement units
as_units.expression Handle measurement units
as_units.name Handle measurement units
as_units.POSIXt Handle measurement units
as_units.symbolic_units Handle measurement units
as_units.units Handle measurement units
boxplot.units boxplot for unit objects
deparse_unit deparse unit to string in product power form (e.g. km m-2 s-1)
drop_units Drop Units
drop_units.data.frame Drop Units
drop_units.mixed_units Drop Units
drop_units.units Drop Units
hist.units histogram for unit objects
install_conversion_constant Install a conversion constant or offset between user-defined units.
install_conversion_offset Install a conversion constant or offset between user-defined units.
install_symbolic_unit Define new symbolic units
install_unit Define or remove units
keep_units Apply a function keeping units
load_units_xml Load a unit system
make_units Handle measurement units
make_unit_label create axis label with appropriate labels
Math.units Mathematical operations for units objects
mixed_units Create or convert to a mixed units list-column
Ops.units S3 Ops Group Generic Functions for units objects
plot.units create axis label with appropriate labels
remove_symbolic_unit Define new symbolic units
remove_unit Define or remove units
seq.units seq method for units objects
set_units Handle measurement units
ud_are_convertible Test if two units are convertible
unitless The "unit" type for vectors that are actually dimension-less.
units Handle measurement units
units.symbolic_units Handle measurement units
units.units Handle measurement units
units<-.logical Handle measurement units
units<-.mixed_units Create or convert to a mixed units list-column
units<-.numeric Handle measurement units
units<-.units Handle measurement units
units_options set one or more units global options
valid_udunits Get information about valid units
valid_udunits_prefixes Get information about valid units