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Infer the arrow Array type from an R object

Source:R/type.R
infer_type.Rd

type() is deprecated in favor ofinfer_type().

Usage

infer_type(x,...)type(x)

Arguments

x

an R object (usually a vector) to be converted to anArray orChunkedArray.

...

Passed to S3 methods

Value

An arrowdata type

Examples

infer_type(1:10)#> Int32#> int32infer_type(1L:10L)#> Int32#> int32infer_type(c(1,1.5,2))#> Float64#> doubleinfer_type(c("A","B","C"))#> Utf8#> stringinfer_type(mtcars)#> StructType#> struct<mpg: double, cyl: double, disp: double, hp: double, drat: double, wt: double, qsec: double, vs: double, am: double, gear: double, carb: double>infer_type(Sys.Date())#> Date32#> date32[day]infer_type(as.POSIXlt(Sys.Date()))#> VctrsExtensionType#> POSIXlt of length 0infer_type(vctrs::new_vctr(1:5, class="my_custom_vctr_class"))#> VctrsExtensionType#> <my_custom_vctr_class[0]>

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