polars.Series.eq_missing

Series.eq_missing(
    other: Any,
) → Series | Expr

Method equivalent of equality operator series == other where None == None.

This differs from the standard eq where null values are propagated.

Parameters:

other

A literal or expression value to compare with.

See also

ne_missing

eq

Examples

>>> s1 = pl.Series("a", [333, 200, None])
>>> s2 = pl.Series("a", [100, 200, None])
>>> s1.eq(s2)
shape: (3,)
Series: 'a' [bool]
[
    false
    true
    null
]
>>> s1.eq_missing(s2)
shape: (3,)
Series: 'a' [bool]
[
    false
    true
    true
]