13
Dec
Method for convert to lower case:
String.toLowerCase();
Method for convert to UPPER case:
String.toUpperCase();
A simple Java program:
public class Main {
public static void main(String[] args) {
String s="Hello Java";
System.out.println(s.toLowerCase()); //Convert to lower case
System.out.println(s.toUpperCase()); //Convert to upper case
}
}Output:
hello java
HELLO JAVA
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