代码实现 下面是使用自定义方法实现Java大小写互转的代码: publicclassCaseConverter{publicstaticvoidmain(String[]args){Stringstr="Hello World";StringupperCaseStr=convertToUpperCase(str);// 调用自定义方法将字符串转换为大写StringlowerCaseStr=convertToLowerCase(str);// 调用自定义方法将字符串转换为小写System...
";System.out.println("Original String: "+str);StringupperCaseStr=convertToUpperCase(str);System.out.println("Uppercase String: "+upperCaseStr);StringlowerCaseStr=convertToLowerCase(str);System.out.println("Lowercase String: "+lowerCaseStr);}} 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 1...
String str2 ="Java123";// convert to lowercase letters System.out.println(str1.toLowerCase());// "learn java"System.out.println(str2.toLowerCase());// "java123" } } Run Code As you can see from the above example,toLowerCase()converts all uppercase letters to lower case letters....
";// Convert the above string to all lowercase.StringlowerStr=str.toLowerCase();// Display the original and lowercase strings for comparison.System.out.println("Original String: "+str);System.out.println("String in lowercase: "+lowerStr);}} Copy Sample Output: Original String: The Quick B...
* Lower case character converts to Upper case * * * For a word based algorithm, see {@link org.apache.commons.lang3.text.WordUtils#swapCase(String)}. * A {@code null} input String returns {@code null}. * * * StringUtils.swapCase(...
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. ...
Java String toLowerCase() method transforms a String by converting all of its characters to lowercase, using the Locale rules if specified.
3. Convert strings to upper/lowercase using lambda Write a Java program to implement a lambda expression to convert a list of strings to uppercase and lowercase. Sample Solution: Java Code: // Main.javaimportjava.util.Arrays;importjava.util.List;publicclassMain{publicstaticvoidmain(String[]args...
Converts the character (Unicode code point) argument to lowercase using case mapping information from the UnicodeData file. C# Kopéieren [Android.Runtime.Register("toLowerCase", "(I)I", "")] public static int ToLowerCase (int codePoint); Parameters codePoint Int32 the character (Unicode...
Converts the character (Unicode code point) argument to lowercase using case mapping information from the UnicodeData file.