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Create String operation #7

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Create String operation #7

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57 changes: 57 additions & 0 deletions String operation
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Original file line number Diff line number Diff line change
@@ -0,0 +1,57 @@
/ Abstract class
package Abstract;

abstract class AbstractClass {
public void Mymothod(){
System.out.println("Hellow");

}
abstract public void anotherMar();

}


// Extends abstract class
package Abstract;
public class Demo extends AbstractClass {
public void anotherMar() {
System.out.println("another");
}

public static void main(String[] args) {

AbstractClass obj=new Demo();
obj.anotherMar();
obj.Mymothod();
// TODO Auto-generated method stub

}

}



// String problem
public class Stringoperator {

public static void main(String[] args) {

char a='A';
String b="Nikhil jaiswal";
String c="java devloper";
System.out.println(b.length());

System.out.println(c.charAt(0));
System.out.println(c.compareTo(b));
System.out.println(b.strip());


System.out.println(c.toUpperCase());//convert in to upper case
System.out.println(c.toLowerCase());//convert in to lower case
System.out.println(c.substring(1,3));//return substring from position 1to position 3-1
System.out.println(c.substring(3));
// TODO Auto-generated method stub

}

}