Days

Source code

Description

Extract the days from a Duration type.

Usage

<Expr>$dt$total_days()

Value

Expr of i64

Examples

library(polars)

df = pl$DataFrame(
  date = pl$date_range(
    start = as.Date("2020-3-1"),
    end = as.Date("2020-5-1"),
    interval = "1mo"
  )
)
df$select(
  pl$col("date"),
  diff_days = pl$col("date")$diff()$dt$total_days()
)

#> shape: (3, 2)
#> ┌────────────┬───────────┐
#> │ date       ┆ diff_days │
#> │ ---        ┆ ---       │
#> │ date       ┆ i64       │
#> ╞════════════╪═══════════╡
#> │ 2020-03-01 ┆ null      │
#> │ 2020-04-01 ┆ 31        │
#> │ 2020-05-01 ┆ 30        │
#> └────────────┴───────────┘