cudf.core.column.string.StringMethods.lower#
- StringMethods.lower() SeriesOrIndex [source]#
Converts all characters to lowercase.
Equivalent to str.lower().
- Returns:
- Series or Index of object
A copy of the object with all strings converted to lowercase.
See also
upper
Converts all characters to uppercase.
title
Converts first character of each word to uppercase and remaining to lowercase.
capitalize
Converts first character to uppercase and remaining to lowercase.
swapcase
Converts uppercase to lowercase and lowercase to uppercase.
Examples
>>> import cudf >>> data = ['lower', 'CAPITALS', 'this is a sentence', 'SwApCaSe'] >>> s = cudf.Series(data) >>> s.str.lower() 0 lower 1 capitals 2 this is a sentence 3 swapcase dtype: object