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public class SearchStringEmp {
   public static void main(String[] args) {
      String strOrig = "Google tutorialpro Taobao";
      int intIndex = strOrig.indexOf("tutorialpro");
      if(intIndex == - 1){
         System.out.println("Substring tutorialpro not found");
      }else{
         System.out.println("Substring tutorialpro found at position " + intIndex);
      }
   }
}

Substring tutorialpro found at position 7