Strip trailing characters
Description
Remove trailing characters.
Usage
<Expr>$str$strip_chars_end(matches = NULL)
Arguments
matches
|
The set of characters to be removed. All combinations of this set of
characters will be stripped. If NULL (default), all
whitespace is removed instead. This can be an Expr.
|
Details
This function will not strip any chars beyond the first char not
matched. strip_chars_end() removes characters at the end of
the string only. Use strip_chars() and
strip_chars_start() to remove characters from the left and
right or only from the left respectively.
Value
Expr of String lowercase chars
Examples
library("polars")
df = pl$DataFrame(foo = c(" hello", "\tworld"))
df$select(pl$col("foo")$str$strip_chars_end(" hel\trld"))
#> shape: (2, 1)
#> ┌────────┐
#> │ foo │
#> │ --- │
#> │ str │
#> ╞════════╡
#> │ hello │
#> │ wo │
#> └────────┘
#> shape: (2, 1)
#> ┌────────┐
#> │ foo │
#> │ --- │
#> │ str │
#> ╞════════╡
#> │ hello │
#> │ wo │
#> └────────┘