, '__package__', '__spec__', '_re', '_sentinel_dict', '_string', 'ascii_letters', 'ascii_lowercase', 'ascii_uppercase', 'capwords', 'digits', 'hexdigits', 'octdigits', 'printable', 'punctuation', 'whitespace']然后,去掉它的“魔法方法”和模块中的类:pre_lst = [pre for pre...
# 字符串的大小写转换string = "Hello, World!"lowercase_string = string.lower()print(lowercase_string) # 输出:hello, world!uppercase_string = string.upper()print(uppercase_string) # 输出:HELLO, WORLD!capitalized_string = string.capitalize()print(capitalized_string) # 输出:Hello, world!...
python复制代码string = "Hello, WORLD!" lowercase = string.lower()print(lowercase) # 输出:hello, world!str.strip() 函数 str.strip() 函数用于删除字符串两端的空格。它接受一个字符串作为参数,并返回一个新的字符串,其中两端的空格被删除。以下是一个示例:python复制代码string = " Hello, world!
1. len(): 返回字符串的长度。string = "Hello, World!"length = len(string)print(length) # 输出 13 2. upper(): 将字符串中的所有字符转换为大写。uppercase_string = string.upper()print(uppercase_string) # 输出 "HELLO, WORLD!"3. lower(): 将字符串中的所有字符转换为小写。lowercase_strin...
upper() #全小写 lowercase_str = str1.lower() #字符串首字母大写 capitalize_str=str1.capitalize() #单词首字母大写 title_str=str1.title() print(uppercase_str) #结果为:HELLO WORLD!你好 print(lowercase_str) #结果为:hello world!你好 print(capitalize_str) #结果为:Hello world!你好 print...
all_letters=string.ascii_lettersprint(lowercase_letters)# 输出: abcdefghijklmnopqrstuvwxyzprint(uppercase_letters)# 输出: ABCDEFGHIJKLMNOPQRSTUVWXYZprint(all_letters)# 输出: abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ 1. 2. 3. 4. 5. ...
1 首先在PyCharm软件中,打开一个Python项目。2 在Python项目中,新建并打开一个空白的python文件(比如:test.py)。3 在python文件编辑区中,输入:“import string”,导入 string 模块。4 输入:“x = string.ascii_lowercase”,点击Enter键。5 然后输入:“print(x)”,打印出 string.ascii_lowercase 属性...
message ='PYTHON IS FUN' # convert message to lowercaseprint(message.lower()) # Output: python is fun Run Code Syntax of String lower() The syntax oflower()method is: string.lower() lower() Parameters() lower()method doesn't take any parameters. ...
Python中String模块详解一、 字符串常量String库中的内置的所有常量:源码中的概括:whitespace -- a string containing all ASCII whitespace ascii_lowercase -- a string containing all ASCII lowercase letters ascii_uppercase -- a string containing all ASCII uppercase letters ascii_letters -- a string ...
string.upper(), string.lower() and string.title() Methods are inbuilt methods inPython, these are used to format string in a particular format like uppercases, lowercase or little case format. string.upper(),string.lower()和string.title()方法是Python中的内置方法,用于将字符串格式化为特殊格式...