Sometimes we need to convert String from lowercase to uppercase or from uppercase to lowercase e.g. before printing or storing into a database etc.String class in Javaprovides some utility method to perform this case conversion. You can usetoUpperCase()to convert any lower case String to uppe...
Converting from uppercase to lowercase without using library functionimport java.util.Scanner; class Lowecase{ static char ch[] ={'P','R','E','E','T','I'}; public static void main(String[] args){ to_Lower(ch); } //method to convert in lowercase public stat...
publicclassCharUpperLowerCase{publicstaticvoidmain(String[]args){charchar1,char2;char1='a';char2='B';charchar1UpperCase=Character.toUpperCase(char1);charchar2LowerCase=Character.toLowerCase(char2);System.out.println(char1UpperCase);System.out.println(char2LowerCase);}} ...
Below is an example of converting a string to lowercase and uppercase − Open Compiler importjava.lang.*;publicclassStringDemo{publicstaticvoidmain(String[]args){// converts all upper case letters in to lower case lettersStringstr1="SELF LEARNING CENTER";System.out.println("string value = ...
Eg) java toLowerCase BANaNa -> to give an output of banana publicclasstoLowerCase{publicstaticvoidmain(String[] args){ toLowerCase(args[0]); }publicstaticvoidtoLowerCase(String a){for(inti=0; i< a.length(); i++){charaChar=a.charAt(i);if(65<= aChar && aChar<=90){ ...
String.toLowerCase() It is predefined (built-in) method of String class in Java, it returns lowercase string. String.toUpperCase() It is predefined (built-in) method of String class in Java, it returns uppercase string. Consider the program: ...
You can use Charater class’s touppercase method to convert char to uppercase in java. Method signature Java 1 2 3 public static char touppercase(char ch) Parameters ch is primitive character type. Return type return type is char. If char is already uppercase then it will return same. ...
// in JavaDoublecode=newDouble(5543.3);Stringdecode=code.toString();System.out.println("double : "+code+" String : "+decode); } } That's all abouthow to convert String to Double in Java and vice-versa. Now you know how you can convert these two frequently used data types into one...
-2 String river = "This is a Test"; to be lowercase using Eclipse.exe Related 79 Converting to upper and lower case in Java 1 Java how do you convert lower case string values to upper case ones in a string array 2 Converting a string with a mixture of upper and lower ...
Convert to Upper case and Lower Case Imports System Public Class MainClass Shared Sub Main() Dim river As String = " www.java2s.com " Console.WriteLine(river.ToUpper()) Console.WriteLine(river.ToLower()) End Sub End Class Related examples in the same category ...