import re def convert_lowercase_to_uppercase(string): pattern = r'[a-z]' # 匹配小写字母的正则表达式模式 result = re.sub(pattern, lambda match: match.group().upper(), string) return result # 示例用法 input_string = "Hello, regex!" output_string = convert_lowercase_to_uppercase(...
function styleHyphenFormat(propertyName) { function upperToHyphenLower(match) {return'-'+match.toLowerCase(); }returnpropertyName.replace(/[A-Z]/g, upperToHyphenLower); } console.log(styleHyphenFormat('borderTop'));//border-top # //华氏温度转换为摄氏温度function f2c(x) { function convert(...
LOWERCASE Use this option to convert uppercase letters (A-Z) to lowercase (a-z). URL_DECODE Use this option to decode a URL-encoded value. NONE Specify NONE if you don't want to perform any text transformations. Type: String Valid Values: NONE | COMPRESS_WHITE_SPACE | HTML_ENTITY...
Lower - converts text to lowercase. Field - returns text in a specific position. Sum - returns the sum of a set of numbers. Diff - returns the difference of two numbers. Mult - returns the product of a set of numbers. Div - returns the quotient of two numbers. Instr - returns the...
importre# replacement function to convert uppercase letter to lowercasedefconvert_to_lower(match_obj):ifmatch_obj.group()isnotNone:returnmatch_obj.group().lower()# Original Stringstr ="Emma LOves PINEAPPLE DEssert and COCONUT Ice Cream"# pass replacement function to re.sub()res_str = re.sub...
2018-09-10 16:42 −实现函数 ToLowerCase(),该函数接收一个字符串参数 str,并将该字符串中的大写字母转换成小写字母,之后返回新的字符串。 示例 1: 输入: "Hello" 输出: "hello" 示例 2: 输入: "here" 输出: "here" 示例 3: 输入: "LO... ...
return Pattern.matches(pattern, f.getName().toLowerCase()); } public String getDescription() { return description; } }; return filter; } } /** * PatternBuilder has only one methoes so far, it just as a translator to convert a * windows system...
Convert a String to Lowercase Quickly convert a string to lowercase. Randomize Letter Case in a String Quickly randomize the case of each letter in a string. Invert Letter Case in a String Quickly invert string's case. Convert JSON to a String Quickly extract string data from a JSON data...
\U converts everything up to the next \L or \E to uppercase \L converts everything up to the next \U or \E to lowercase \u converts the next character to uppercase \l converts the next character to lowercase \E turns off case conversion \l\U combo makes the first character ...
A string of 26 lowercase alphabetic characters: ^[a-z]+$ A string of numbers and 26 letters: ^[A-Za-z0-9]+$ A string of numbers, 26 letters, or an underscore: ^\w+$ or ^\w{3,20}$ input with ^%&',;=?$\": [^%&',;=?$\x22]+ It is forbidden to input character...