pyspark.pandas.Series.str.title ¶
-
str.title( ) → pyspark.pandas.series.Series ¶ -
将系列中的字符串转换为首字母大写。
示例
>>> s = ps.Series(['lower', 'CAPITALS', 'this is a sentence', 'SwApCaSe']) >>> s 0 lower 1 CAPITALS 2 this is a sentence 3 SwApCaSe dtype: object
>>> s.str.title() 0 Lower 1 Capitals 2 This Is A Sentence 3 Swapcase dtype: object