polars.internals.expr.ExprStringNameSpace.split¶

ExprStringNameSpace.split(by: str, inclusive: bool = False) → polars.internals.expr.Expr¶

Split the string by a substring. The return type will by of type List<Utf8>

Parameters

by: substring
inclusive: Include the split character/string in the results

Examples

>>> df = pl.DataFrame({"s": ["foo bar", "foo-bar", "foo bar baz"]})
>>> df.select(pl.col("s").str.split(by=" "))
shape: (3, 1)
┌───────────────────────┐
│ s                     │
│ ---                   │
│ list [str]            │
╞═══════════════════════╡
│ ["foo", "bar"]        │
├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
│ ["foo-bar"]           │
├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
│ ["foo", "bar", "baz"] │
└───────────────────────┘

polars.internals.expr.ExprStringNameSpace.extract polars.internals.expr.ExprStringNameSpace.split_exact