Extract date from date(time)

Description

Extract date from date(time)

Usage

<Expr>$dt$date()

Value

A polars expression

Examples

library("polars")

df <- pl$DataFrame(
  datetime = as.POSIXct(c("1978-1-1 1:1:1", "1897-5-7 00:00:00"), tz = "UTC")
)
df$with_columns(
  date = pl$col("datetime")$dt$date()
)

#> shape: (2, 2)
#> ┌─────────────────────────┬────────────┐
#> │ datetime                ┆ date       │
#> │ ---                     ┆ ---        │
#> │ datetime[ms, UTC]       ┆ date       │
#> ╞═════════════════════════╪════════════╡
#> │ 1978-01-01 01:01:01 UTC ┆ 1978-01-01 │
#> │ 1897-05-07 00:00:00 UTC ┆ 1897-05-07 │
#> └─────────────────────────┴────────────┘