R语言 字符串的大小写转换 - toupper(), tolower(), casefold()和cartr()函数 在这篇文章中,我们将看到R编程语言中字符串的大小写转换。 R - toupper() R语言中的 toupper() 函数用于将小写字母转换成大写。 语法: toupper(x) 参数 x: 字符向量 例子 # R program
Series-str.casefold() function The str.casefold() function is used to convert strings in the Series/Index to be casefolded. The method is equivalent to str.casefold(). Syntax: Series.str.casefold(self) Returns:Series/Index of objects Example: Python-Pandas Code: import pandas as pd s = p...
Python - Variables Scope Python - Function Annotations Python - Modules Python - Built in Functions Python Strings Python - Strings Python - Slicing Strings Python - Modify Strings Python - String Concatenation Python - String Formatting Python - Escape Characters ...