pyspark.sql.functions.lpad#
- pyspark.sql.functions.lpad(col, len, pad)[source]#
Left-pad the string column to width len with pad.
New in version 1.5.0.
Changed in version 3.4.0: Supports Spark Connect.
- Parameters
- col
Column
or str target column to work on.
- lenint
length of the final string.
- padstr
chars to prepend.
- col
- Returns
Column
left padded result.
Examples
>>> df = spark.createDataFrame([('abcd',)], ['s',]) >>> df.select(lpad(df.s, 6, '#').alias('s')).collect() [Row(s='##abcd')]