char[] buffer = str.toCharArray(); for (int i =0; i < buffer.length; i++) { char ch = buffer[i]; if (Character.isUpperCase(ch)) { buffer[i] = Character.toLowerCase(ch); }elseif (Character.isTitleCase(ch)) { buffer[i] = Character.toLowerCase(ch); }elseif (Character.isLow...
importjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){// 用户输入小写字母Scannerscanner=newScanner(System.in);System.out.print("请输入小写字母:");charlowercase=scanner.next().charAt(0);// 将小写字母转换为大写字母charuppercase=convertToLowercase(lowercase);// 输出转换后的大写...
Converts the character (Unicode code point) argument to uppercase using case mapping information from the UnicodeData file. ToUpperCase(Char) Converts the character argument to uppercase using case mapping information from the UnicodeData file.ToUpperCase...
// 转换方法 public static String convertToChineseUppercase(Object obj) { Double amount = Double.valueOf(obj.toString()); // 将金额转为字符串,保证保留两位小数 String strAmount = String.format("%.2f", amount); // 拆分整数部分和小数部分 String[] parts = strAmount.split("\\."); String ...
publicclassCamelCaseUtil{publicstaticStringconvertToCamelCase(StringunderscoreName){StringBuilderresult=newStringBuilder();booleannextUpperCase=false;for(inti=0;i<underscoreName.length();i++){charcurrentChar=underscoreName.charAt(i);if(currentChar=='_'){nextUpperCase=true;}else{if(nextUpperCase){resul...
Converts the character (Unicode code point) argument to titlecase using case mapping information from the UnicodeData file. If a character has no explicit titlecase mapping and is not itself a titlecase char according to UnicodeData, then the uppercase mapping is returned as an equivalent titleca...
Converts the character argument to titlecase using case mapping information from the UnicodeData file. If a character has no explicit titlecase mapping and is not itself a titlecase char according to UnicodeData, then the uppercase mapping is returned as an equivalent titlecase mapping. If thecha...
An object of class Character contains a single field whose type is char. In addition, this class provides a large number of static methods for determining a character's category (lowercase letter, digit, etc.) and for converting characters from uppercase to lowercase and vice versa. Unicode...
toLowerCase(); StringBuilder sb = new StringBuilder(s.length()); boolean upperCase = false; for (int i = 0; i < s.length(); i++) { char c = s.charAt(i); if (c == SEPARATOR) { upperCase = true; } else if (upperCase) { sb.append(Character.toUpperCase(c)); upperCase =...
Converts the character (Unicode code point) argument to titlecase using case mapping information from the UnicodeData file. If a character has no explicit titlecase mapping and is not itself a titlecase char according to UnicodeData, then the uppercase mapping is returned as an equivalent titleca...