title: how to remove column from input file using perl
body: <p>How do I remove a column using perl? Can someone show me a basic example?  For example I want to remove <code>Date</code> and the date values: </p>
  
  <p>Input file:</p>
  
  <pre><code>Date,Col2,Col3,Col4
  9/14/2011,AA Host Info,Tier 1,Info
  9/14/2011,AR Host Info T1,Tier 1,Info
  </code></pre>
  
  <p>Expected/New File:</p>
  
  <pre><code>Col2,Col3,Col4
  AA Host Info,Tier 1,Info
  AR Host Info T1,Tier 1,Info
  </code></pre>