Expr.str.strip_chars_start

methodView source ↗

def strip_chars_start(characters: td_IntoExpr = None) -> Expr

Categories: string

Trim string values from the start of the string.

Parameters

parameter

characters

Characters to trim from start of the string. All starting characteres in the given string are removed, regardless the order. Default is whitespace.

Examples

>>> import tabsdata as td
>>>
>>> tf: td.TableFrame ...
>>>
>>> tf.select(td.col("a"), td.col("a")
      .str.strip_chars_start("abc").alias("strip_chars_start"))
>>>
┌───────────────────────────────┬────────────────────────────┐
│ a                             ┆ strip_chars_start          │
│ ---                           ┆ ---                        │
│ str                           ┆ str                        │
╞═══════════════════════════════╪════════════════════════════╡
│ cba cd                        ┆  cd                        │
│    xy z                       ┆    xy z                    │
│ null                          ┆ null                       │
└───────────────────────────────┴────────────────────────────┘