String s1 = “JAVATPOINT HELLO stRIng”;<br /> String s1lower = s1.toLowerCase(); // s1lower = “javatpoint hello string”

Character.toLowerCase(char ch)<br />

string.toLowerCase();

“Hello World”.toLowerCase()

String var_name = “Spider”;<br /> System.out.println(var_name.toLowerCase()); //spider

String str = “”;<br /> str = str.toLowerCase();

public class Test {</p> <p> public static void main(String args[]) {<br /> System.out.println(Character.isLowerCase(‘c’));<br /> System.out.println(Character.isLowerCase(‘4’));<br /> System.out.println(Character.isLowerCase(‘\n’));<br /> System.out.println(Character.isLowerCase(‘\t’));<br /> }<br /> }

// check lowercase or not in java..</p> <p>public class Test {</p> <p> public static void main(String args[]) {<br /> System.out.println(Character.isLowerCase(‘c’)); //true<br /> System.out.println(Character.isLowerCase(‘C’)); //false<br /> System.out.println(Character.isLowerCase(‘\n’)); //false<br /> System.out.println(Character.isLowerCase(‘\t’)); //false<br /> }<br /> }

The toLowerCase() method converts a string to lower case letters. Note: The toUpperCase() method converts a string to upper case letters

“Java Is General Purpose Programming”;