# `narwhals.Expr`

::: narwhals.Expr
    handler: python
    options:
      members:
        - abs
        - alias
        - all
        - any
        - arg_max
        - arg_min
        - arg_true
        - cast
        - count
        - cum_count
        - cum_max
        - cum_min
        - cum_prod
        - cum_sum
        - diff
        - drop_nulls
        - ewm_mean
        - fill_null
        - filter
        - gather_every
        - head
        - clip
        - is_between
        - is_duplicated
        - is_finite
        - is_first_distinct
        - is_in
        - is_last_distinct
        - is_nan
        - is_null
        - is_unique
        - len
        - map_batches
        - max
        - mean
        - median
        - min
        - mode
        - null_count
        - n_unique
        - over
        - pipe
        - quantile
        - rank
        - replace_strict
        - rolling_mean
        - rolling_std
        - rolling_sum
        - rolling_var
        - round
        - sample
        - shift
        - sort
        - skew
        - std
        - sum
        - tail
        - unique
        - var
      show_source: false
      show_bases: false
