Check word in String

Complete source code below will show you how to check word if exist or not in a String. It will compare a word that we want to check with all word that separate by white space in targeted String. Comparison will ignore case.

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COMPLETE SOURCE CODE FOR : CheckWordInString.java
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import java.util.StringTokenizer;

public class CheckWordInString
{
public static void main(String[]args)
{
 String a="Hello World !";

 /*
  *Word(hello) that we want
  *to check if exist
  *or not in String a
  */
 String b="hello";

 /*
  *Get all word that
  *separate by white space
  *in String a
  */
 StringTokenizer st
  =new StringTokenizer(a);
  
 while(st.hasMoreTokens())
 {
  String temp=st.nextToken();
 
  /*
   *Compare with
   *ignore case
   */
  if(temp.equalsIgnoreCase(b))
  {
   System.out.println
    ("b exist in a");
   break;
  }
 }
}
}

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JUST COMPILE AND EXECUTE IT
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