BlueJ Program On String Class Using indexOf And substring Functions

Here is a BlueJ program where user will enter a string like Computer and any character like

if enters 'c', the output will be - computer

if enters 't' , the output will be - ter

if enters 'r' , the output will be – r

import java.io.*;

class St

{

String str;

char ch;

int i;

BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

public void take()throws Exception

{

System.out.println("Enter the sentence:");

str=br.readLine();

System.out.println("Enter the character from where the sentence is to be extracted:");

ch=(char)br.read();

i=str.indexOf(ch);

if(i< 0)

System.out.println("Character is not present...");

else

{

str=str.substring(i);

System.out.println(str);

}

}

 public static void main(String args[])throws Exception

{

St tr=new St();

tr.take();

}

}

Related Post:  BlueJ Programs on String/Sentence