pyspark.sql.functions.shiftleft

pyspark.sql.functions.shiftleft(col: ColumnOrName, numBits: int) → pyspark.sql.column.Column

Shift the given value numBits left.

New in version 3.2.0.

Changed in version 3.4.0: Supports Spark Connect.

Parameters

colColumn or str

input column of values to shift.

numBitsint

number of bits to shift.

Returns

Column

shifted value.

Examples

>>> spark.createDataFrame([(21,)], ['a']).select(shiftleft('a', 1).alias('r')).collect()
[Row(r=42)]

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