Example: Java toLowerCase() classMain{publicstaticvoidmain(String[] args){ String str1 ="Learn Java"; String str2 ="Java123";// convert to lowercase letters System.out.println(str1.toLowerCase());// "learn java"System.out.println(str2.toLowerCase());// "java123" } } Run Code A...
private String convertString(String str, Boolean beginUp){ char[] ch = str.toCharArray(); StringBuffer sbf =new StringBuffer(); for(int i=0; i< ch.length; i++){ if(i ==0 && beginUp){//如果首字母需大写 sbf.append(charToUpperCase(ch[i])); }else{ sbf.append(charToLowerCase(ch...
1).toLowerCase()+input.substring(1);}publicstaticvoidmain(String[]args){Stringinput="Hello World";Stringoutput=convert(input);System.out.println(output);// 输出:hello World}}
toLowerCase()方法是String类方法,用于将给定的字符串转换为小写。 Syntax: 句法: String String_object.toLowerCase(); Here, String_object is a String object which we have to convert into lowercase. The method does not change the string; it returns the lowercase converted string. 在这里, String_...
private String convertString(String str, Boolean beginUp){ char[] ch = str.toCharArray(); StringBuffer sbf =new StringBuffer(); for(int i=0; i< ch.length; i++){ if(i ==0 && beginUp){//如果首字母需大写 sbf.append(charToUpperCase(ch[i])); ...
Converts all of the characters in this String to lower case using the rules of the default locale. C# Kopiraj [Android.Runtime.Register("toLowerCase", "()Ljava/lang/String;", "")] public string ToLowerCase(); Returns String the String, converted to lowercase. Attributes RegisterAttribu...
String ||--o| toLowerCase() : convert String ||--o| equalsIgnoreCase() : compare 总结 在Java中,要实现字符串忽略大小写比较,可以通过转换大小写再比较或使用equalsIgnoreCase()方法来实现。这样可以更灵活地处理字符串比较的情况,提高代码的可读性和可维护性。希望本文对你有所帮助!
❮ String Methods ExampleGet your own Java Server Convert a string to upper case and lower case letters: String txt = "Hello World"; System.out.println(txt.toUpperCase()); System.out.println(txt.toLowerCase()); Try it Yourself » ...
JAVA如何将String进行大小写转换 JAVA如何将String进⾏⼤⼩写转换private String convertString(String str, Boolean beginUp){ 1. char[] ch = str.toCharArray();2. StringBuffer sbf = new StringBuffer();3. for(int i=0; i< ch.length; i++){ 4. if(i == 0 && beginUp){//如果⾸...
String theString, converted to lowercase. Attributes RegisterAttribute Remarks Converts all of the characters in thisStringto lower case using the rules of the default locale. This is equivalent to callingtoLowerCase(Locale.getDefault()).