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Sunday, September 5, 2010

Program To Change the Case(Upper to Lower)

import javax.swing.JOptionPane;
class tolower
{
    private String str1="";
    public void changecase()
    {
         String str2="";
        str1=JOptionPane.showInputDialog(null,"Enter a string:");
        int len=str1.length();
        char ch[]=new char[len];
        for(int i=0;i
        {    if(str1.charAt(i)>=65 && str1.charAt(i)<=90)
                ch[i]=(char)(str1.charAt(i)+32);
            else
                ch[i]=str1.charAt(i);
       
        }
        for(int i=0;i
        {
            str2+=ch[i];
        }
        JOptionPane.showMessageDialog(null,"String after changing case is:"+str2);
    }
    public static void main(String args[])
    {
        tolower t=new tolower();
        t.changecase();
    }
   
}

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