Series class final
An immutable, independently owned native Polars Series.
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- isClosed → bool
-
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
append(
Series other) → Series -
cast(
DType dtype, {bool strict = true}) → Series -
close(
) → void -
count(
) → int -
dropNulls(
) → Series -
dtypeSync(
) → DType -
eq(
Object other) → Series -
eqValidity(
Object other) → Series -
export(
[RecordBatchCodec codec = const RecordBatchCodec()]) → Future< ArrowArray> -
exportArrowC(
) → ArrowCData -
exportSync(
[RecordBatchCodec codec = const RecordBatchCodec()]) → ArrowArray -
filter(
Series mask) → Series -
first(
) → Scalar -
gather(
Series indices) → Series -
gt(
Object other) → Series -
gtEq(
Object other) → Series -
head(
[int length = 5]) → Series -
info(
) → Future< Map< String, Object?> > -
infoSync(
) → Map< String, Object?> -
last(
) → Scalar -
lengthSync(
) → int -
lt(
Object other) → Series -
ltEq(
Object other) → Series -
max(
) → Scalar -
mean(
) → Scalar -
min(
) → Scalar -
nameSync(
) → String -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notEq(
Object other) → Series -
notEqValidity(
Object other) → Series -
nullCountSync(
) → int -
nUnique(
) → int -
rename(
String name) → Series -
reverse(
) → Series -
slice(
int offset, int length) → Series -
sort(
{bool descending = false, bool nullsLast = false, bool maintainOrder = false, bool multithreaded = true}) → Series -
sum(
) → Scalar -
tail(
[int length = 5]) → Series -
toFrame(
) → DataFrame -
toString(
) → String -
A string representation of this object.
inherited
-
unique(
{bool maintainOrder = false}) → Series
Operators
-
operator *(
Object other) → Series -
operator +(
Object other) → Series -
operator -(
Object other) → Series -
operator /(
Object other) → Series -
operator ==(
Object other) → bool -
The equality operator.
inherited