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使用str.isupper()方法检查字符串的第一个字母是否为大写,例如if string[0].isupper():。 如果字符串的首字母大写,则str.isupper()方法将返回True,否则返回False。 my_str ='Jiyik'ifmy_str[0].isupper():print('The first letter of the string is uppercase')else:print('The first letter of the str...
:first-letter p:first-letter 选择每个 元素的首字母。 :first-line p:first-line 选择每个 元素的首行。 :first-child p:first-child 选择属于父元素的第一个子元素的每个 元素。 :before p:before 在每个 元素的内容之前插入内容。 :after p:after 在每个 元素的内容之后插入内容。 :lang(language...
>>> mystring = "how to uppercase the first letter of a word in python" >>> mystring.title() 'How To Uppercase The First Letter Of A Word In Python' 该title()方法的作用是用给定的字符串制作标题。因此,每个单词都以大写字母开头。这也称为帕斯卡大小写,其中每个单词都以大写字母开头。所以,...
Uppercase all letters: 0 LEV GOR'KOV 1 NaN 2 BRILLOUIN 3 ALBERT EINSTEIN 4 CARL M. BENDER dtype: object 1. 2. 3. 4. 5. 6. 7. Uppercase the first letter: 0 Lev gor'kov 1 NaN 2 Brillouin 3 Albert einstein 4 Carl m. bender ...
<uppercase_letter>::=[A-Z]<lowercase_letter>::=[a-z] 接着,我们可以定义<first_name>,<middle_name>,<family_name>的规则: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 <first_name>::=<uppercase_letter><lowercase_letter>* 您可以按照相同的模式来构建<middle_name>和<family_name>规则。
Omit the upper_rest parameter to keep the rest of the string intact, or set it to True to convert to uppercase. Sample Solution: Python Code: # Define a function to decapitalize the first letter of a string # Optionally, capitalize the rest of the string if 'upper_rest' is True (defa...
3. Capitalize the First Letter of String using capitalize() You can capitalize the first letter of a string using thecapitalize()method. For example, thecapitalize()method is applied to thestringvariable, it converts the first character of the string to uppercase while leaving the rest of the...
To convert the first letter/character of a string to a lowercase in Python, you can use the lower() method and concatenate it with the rest of the string.
string.upper() Example Convert the first letter of each word to uppercase using the upper() method. First, we need to convert the string to a list using the split() method. Then, we capitalize the character at index 0 of each word and append the remaining characters to a new list....