title: How to define dynamic array in Begin Statement with AWK
body: <p>I want to define an array in my BEGIN statement with undefined index number; how can I do this in AWK?</p>
  
  <pre><code>BEGIN {send_packets_0to1 = 0;rcvd_packets_0to1=0;seqno=0;count=0; n_to_n_delay[];}; 
  </code></pre>
  
  <p>I have problem with  n_to_n_delay[].</p>