uppercase_letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"lowercase_letters = "abcdefghijklmnopqrstuvwxyz"char = input("请输入一个字母: ")# 判断字符是否为大写字母 if char in uppercase_letters:print("输入的字母为大写字母")# 判断字符是否为小写字母 elif char in lowercase_letters:print("输入的字母为小写字母...
upperCase = ['A', 'B', 'C', 'D', 'E', 'F']lowerCase = ['a', 'b', 'c', 'd', 'e', 'f']for i, (upper, lower) in enumerate(zip(upperCase, lowerCase), 1): print(f'{i}: {upper} and {lower}.')# 1: A and a.# 2: B and b.# 3: C and c.#...
lowercase (纯小写单词) lower_case_with_underscores (纯小写加下划线,蛇形命名) UPPERCASE (纯大写单词) UPPER_CASE_WITH_UNDERSCORES (纯大写加下划线,大写的蛇形命名) CapitalizedWords (驼峰命名) 注意,某个单词是缩略词(即这个词本身是纯大写)时,保持其纯大写,例如HTTPServerError而不是HttpServerError ...
6. Case Conversion & Dedup Map Write a Python program to convert all the characters into uppercase and lowercase and eliminate duplicate letters from a given sequence. Use the map() function. Sample Solution: Python Code : # Define a function named change_cases that converts a character to ...
Write a Python program to count Uppercase, Lowercase, special characters and numeric values in a given string. Visual Presentation: Sample Solution: Python Code: # Function to count character typesdefcount_chars(str):# Initialize countersupper_ctr,lower_ctr,number_ctr,special_ctr=0,0,0,0# Ite...
lowercase = my_string.lower() uppercase = my_string.upper() print(lowercase, uppercase) 3.4 字符串的分割与连接 使用split() 方法将字符串分割为列表,使用 join() 方法将列表连接为字符串。 my_string = "apple,orange,banana" fruits = my_string.split(",") new_string = "-".join(fruits) ...
islower() print("Input string is: ", str1) print("Total number of uppercase letters: ", no_of_ucase) print("Total number of lowercase letters: ", no_of_lcase) OutputRUN 1: Input a string: Hello World! Input string is: Hello World! Total number of uppercase letter...
pre_lst = [pre for pre in dir(string) if not pre.istitle() and not pre.startswith('_')]>>> ['ascii_letters', 'ascii_lowercase', 'ascii_uppercase', 'capwords', 'digits', 'hexdigits', 'octdigits', 'printable', 'punctuation', 'whitespace']使用下面的代码打印输出属性及内容：for ...
lower,即lowercase,英文“小写字母” upper,即uppercase,英文“大写字母” 这两个方法也不需要参数,均返回布尔值。这两个方法的逻辑与上面的.isalpha()和.isdigit()不同。对于.islower()方法,只要对象中不包含大写字母,即为True,否则为False;对于.isupper()方法,只要对象中不包含小写字母,即为True,否则为False: ...
To convert a string to lowercase of uppercase following code can be used: s_lower = s.lower() s_upper = s.upper() string lowercase example s = "Hello Python" s2 = s.lower() print s print s2 Hello Python hello python Env: Python 2.7.18 ...