title: read.csv() - two out of three columns
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/5788117/only-read-limited-number-of-columns-in-r">Only read limited number of columns in R</a>  </p>
  </blockquote>
  
  
  
  <p>I have a ascii-dataset which consists of three columns, but only the last two are actual data. Now I want to dotchart the data by using <code>read.csv(file = "result1", sep= " ")</code>. R reads all three columns. How do I avoid this?</p>