Numbers and Basic Values Model data with numbers, Boolean values, and other fundamental types. TopicsLogical ValuesBoolNumeric ValuesIntDoubleFloatRangesRangeClosedRangeErrorsErrorResultOptionalsOptionalAdvanced NumericsNumeric ProtocolsSpecial-Use Numeric TypesSIMD Vector TypesGlobal Numeric FunctionsRandom Number GeneratorsSystemRandomNumberGeneratorRandomNumberGenerator See AlsoValues and CollectionsStrings and TextCollectionsTime