Primitive types

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public class Main { public static void main(String[] args) { String msg = "Hello World !!! ..."; System.out.println( msg.endsWith("!")); System.out.println( msg.startsWith("!")); System.out.println( msg.indexOf("!")); System.out.println( msg.toLowerCase()); System.out.println( msg.toUpperCase()); System.out.println( msg.replace('H', 'B')); System.out.println( msg.replace('!', '*')); System.out.println(msg); String msg1 = " hey there... "; System.out.println( msg1.trim()); } }
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