Java String toLowerCase() methods
Java String toLowerCase() method is used to convert all the characters of the String into lower case.
Syntax:
public String toLowerCase() public String toLowerCase(Locale locale)
Returns:
It returns Lower case String
Java String toLowerCase() Example 1:
public class JavaStringtoLowerCaseEx1 { public static void main(String args[]) { String S1 = new String("UPPERCASE CONVERTED TO LOWERCASE"); //Convert to LowerCase System.out.println(S1.toLowerCase()); } }
Output:
uppercase converted to lowercase
Java String toLowerCase() Example 2:
public class JavaStringtoLowerCaseEx2 { public static void main(String[] args) { String str = " TUTORIAL AND EXAMPLE"; System.out.println(str.toLowerCase()); } }
Output:
tutorial and example
Java String toLowerCase() Example 3:
public class JavaStringtoLowerCaseEx3 { public static void main(String[] args) { String str = "tutorialandexample"; String str2 = "TUTORIALANDEXAMPLE"; System.out.println(str2.toLowerCase().equals(str)); } }
Output:
true
Java String toLowerCase(Locale locale) Method Example 4:
import java.util.Locale; public class JavaStringtoLowerCaseEx4 { public static void main(String args[]) { String s = "YOU LOVE PYTHON, BUT I LOVE JAVA."; // Locales with the language "tr" for TURKISH //"en" for ENGLISH is created Locale TURKISH = Locale.forLanguageTag("tr"); Locale ENGLISH = Locale.forLanguageTag("en"); // converting string s to lowercase letter // using TURKISH and ENGLISH language String S1 = s.toLowerCase(TURKISH); String S2 = s.toLowerCase(ENGLISH); System.out.println("In turkish language: "+S1); System.out.println("In English language: "+S2); } }
Output:
In turkish language: you love python, but ? love java. In English language: you love python, but i love java.