title: Php csv upload problem
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/2461090/php-csv-upload-files">PHP CSV upload files</a>  </p>
  </blockquote>
  
  
  
  <p>i have a csv file ,te file has fields like uname,password,fistname,lname,email.
  My requirement is when i upload a csv ,it should check for duplicate username and email also it should chekc whether the uname and password values exists in the database.
  Basically it has to remove all the duplicates and upload 
  How can i achieve it ?</p>
  
  <p>RONIE</p>