gistfile1.rb

<% newarray = [] %> 
<% i=0 %>

<% for client in @clients %>
  <% if client.clientID == 2 then %>
    <% i+=1 %>
    <% newarray[i] = client  %>
  <% end %>
<% end %>

<% newarray.each do |j| %>
  <%= j.clientID %>
<% end %>